/* roulang page: index */
:root {
            --color-dark-1: #16161A;
            --color-dark-2: #1E1B2E;
            --color-dark-3: #242133;
            --color-gold: #F5B84B;
            --color-gold-deep: #D99A2B;
            --color-lime: #B6E94A;
            --color-cyan: #45E2C5;
            --color-text-light: #F5F2EA;
            --color-text-dark: #1B1B1F;
            --color-text-muted-light: rgba(245, 242, 234, 0.7);
            --color-text-muted-dark: rgba(27, 27, 31, 0.65);
            --color-bg-light: #F0EEE6;
            --color-bg-light-2: #E9E5EE;
            --color-border-light: rgba(22, 22, 26, 0.08);
            --color-border-gold: rgba(245, 184, 75, 0.18);
            --color-border-gold-hover: rgba(245, 184, 75, 0.45);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --radius-icon: 10px;
            --shadow-card: 0 4px 24px rgba(22, 22, 26, 0.08);
            --shadow-card-dark: 0 8px 32px rgba(0, 0, 0, 0.28);
            --shadow-card-hover: 0 10px 36px rgba(22, 22, 26, 0.16);
            --shadow-card-dark-hover: 0 14px 44px rgba(0, 0, 0, 0.38);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', sans-serif;
            --section-padding-desktop: 104px 0;
            --section-padding-mobile: 60px 0;
            --container-max: 1200px;
            --container-padding: 0 28px;
            --transition-base: all 0.25s ease;
            --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-dark-1);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--color-gold);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-lime);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        ul, ol {
            list-style: none;
        }

        button {
            font-family: var(--font-cn);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        input, textarea, select {
            font-family: var(--font-cn);
            font-size: 16px;
            border: none;
            outline: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: var(--container-padding);
            width: 100%;
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            display: flex;
            align-items: center;
            background-color: rgba(22, 22, 26, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 184, 75, 0.1);
            transition: var(--transition-smooth);
        }
        .site-header.scrolled {
            background-color: rgba(22, 22, 26, 0.96);
            border-bottom-color: rgba(245, 184, 75, 0.22);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
            gap: 20px;
        }
        .brand-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .brand-logo a {
            color: var(--color-gold);
        }
        .brand-logo a:hover {
            color: var(--color-lime);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted-light);
            border-radius: var(--radius-tag);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.3px;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.1);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 2px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-cta-btn {
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .header-cta-btn:hover {
            background-color: var(--color-lime);
            transform: translateY(-1px);
        }
        .search-icon-btn {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--color-text-muted-light);
            background-color: rgba(245, 242, 234, 0.06);
            font-size: 16px;
        }
        .search-icon-btn:hover {
            color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.15);
        }
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 8px;
            background-color: rgba(245, 242, 234, 0.06);
            z-index: 1100;
        }
        .hamburger-btn span {
            width: 22px;
            height: 2px;
            background-color: var(--color-text-light);
            border-radius: 2px;
            transition: var(--transition-base);
        }
        .hamburger-btn.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-btn.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(22, 22, 26, 0.98);
            z-index: 1050;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 12px;
            padding: 40px 24px;
        }
        .mobile-nav-overlay.open {
            display: flex;
        }
        .mobile-nav-overlay a {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text-light);
            padding: 12px 20px;
            border-radius: 12px;
            width: 100%;
            text-align: center;
            max-width: 420px;
        }
        .mobile-nav-overlay a:hover,
        .mobile-nav-overlay a.active {
            color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.08);
        }
        .mobile-nav-overlay .mobile-close-btn {
            position: absolute;
            top: 20px;
            right: 24px;
            width: 44px;
            height: 44px;
            font-size: 28px;
            color: var(--color-text-light);
            background: none;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ========== Hero ========== */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 60px;
            background-color: var(--color-dark-1);
            background-image: url('/assets/images/6402c9035ef2e5cc.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(22, 22, 26, 0.92) 0%, rgba(30, 27, 46, 0.7) 45%, rgba(22, 22, 26, 0.5) 100%);
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(245, 184, 75, 0.08) 0%, transparent 60%);
            z-index: 1;
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 80px 28px 60px;
        }
        .hero-content {
            max-width: 560px;
        }
        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-lime);
            letter-spacing: 1.2px;
            text-transform: uppercase;
            margin-bottom: 18px;
            background-color: rgba(182, 233, 74, 0.08);
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            border: 1px solid rgba(182, 233, 74, 0.2);
        }
        .hero-title {
            font-size: clamp(34px, 4.5vw, 54px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-text-light);
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .hero-title .accent {
            color: var(--color-gold);
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.9;
            color: var(--color-text-muted-light);
            margin-bottom: 30px;
            max-width: 480px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            padding: 14px 30px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            letter-spacing: 0.3px;
            box-shadow: 0 4px 18px rgba(245, 184, 75, 0.28);
        }
        .btn-primary:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
            box-shadow: 0 8px 26px rgba(182, 233, 74, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            filter: brightness(0.9);
        }
        .btn-secondary {
            padding: 13px 26px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-gold);
            background-color: transparent;
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-btn);
            letter-spacing: 0.3px;
        }
        .btn-secondary:hover {
            background-color: rgba(245, 184, 75, 0.12);
            border-color: var(--color-border-gold-hover);
            transform: translateY(-2px);
            color: var(--color-gold);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .hero-visual {
            display: flex;
            justify-content: flex-end;
        }
        .quiz-card {
            background-color: rgba(30, 27, 46, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--color-border-gold);
            border-radius: 20px;
            padding: 28px 24px;
            width: 100%;
            max-width: 420px;
            box-shadow: var(--shadow-card-dark);
            transition: var(--transition-smooth);
        }
        .quiz-card:hover {
            box-shadow: var(--shadow-card-dark-hover);
            border-color: var(--color-border-gold-hover);
        }
        .quiz-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(245, 184, 75, 0.12);
        }
        .quiz-card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-light);
        }
        .quiz-progress-badge {
            font-size: 12px;
            color: var(--color-lime);
            background-color: rgba(182, 233, 74, 0.1);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            font-weight: 500;
        }
        .quiz-option-group {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 16px;
        }
        .quiz-option {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            background-color: rgba(245, 242, 234, 0.04);
            border-radius: 10px;
            border: 1px solid rgba(245, 242, 234, 0.06);
            cursor: pointer;
            transition: var(--transition-base);
            color: var(--color-text-muted-light);
            font-size: 14px;
        }
        .quiz-option:hover,
        .quiz-option.selected {
            background-color: rgba(245, 184, 75, 0.1);
            border-color: var(--color-border-gold);
            color: var(--color-text-light);
        }
        .quiz-option-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background-color: rgba(245, 242, 234, 0.2);
            flex-shrink: 0;
            transition: var(--transition-base);
        }
        .quiz-option.selected .quiz-option-dot {
            background-color: var(--color-gold);
        }
        .quiz-preview {
            background-color: rgba(22, 22, 26, 0.5);
            border-radius: 12px;
            padding: 16px;
            margin-bottom: 18px;
            border: 1px dashed rgba(245, 184, 75, 0.25);
        }
        .quiz-preview-label {
            font-size: 12px;
            color: var(--color-text-muted-light);
            margin-bottom: 6px;
            letter-spacing: 0.5px;
        }
        .quiz-preview-result {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .quiz-preview-tag {
            font-size: 12px;
            color: var(--color-cyan);
            background-color: rgba(69, 226, 197, 0.08);
            padding: 5px 12px;
            border-radius: var(--radius-tag);
            border: 1px solid rgba(69, 226, 197, 0.2);
        }
        .quiz-start-btn {
            width: 100%;
            padding: 13px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            letter-spacing: 0.3px;
        }
        .quiz-start-btn:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
        }

        /* ========== Sections ========== */
        .section {
            padding: var(--section-padding-desktop);
            background-color: var(--color-bg-light);
        }
        .section-dark {
            padding: var(--section-padding-desktop);
            background-color: var(--color-dark-1);
        }
        .section-dark-2 {
            padding: var(--section-padding-desktop);
            background-color: var(--color-dark-2);
        }
        .section-header {
            text-align: left;
            max-width: 650px;
            margin-bottom: 44px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold-deep);
            letter-spacing: 1px;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .section-dark .section-tag,
        .section-dark-2 .section-tag {
            color: var(--color-gold);
        }
        .section-title {
            font-size: clamp(26px, 3vw, 34px);
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text-dark);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-dark .section-title,
        .section-dark-2 .section-title {
            color: var(--color-text-light);
        }
        .section-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--color-text-muted-dark);
            max-width: 560px;
        }
        .section-dark .section-desc,
        .section-dark-2 .section-desc {
            color: var(--color-text-muted-light);
        }

        /* Cards grid */
        .card-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .card {
            background-color: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            padding: 26px 24px;
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .card-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card-dark);
        }
        .card-dark:hover {
            box-shadow: var(--shadow-card-dark-hover);
            border-color: var(--color-border-gold-hover);
        }
        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-icon);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            background-color: rgba(245, 184, 75, 0.12);
            color: var(--color-gold-deep);
            flex-shrink: 0;
        }
        .card-icon.lime {
            background-color: rgba(182, 233, 74, 0.12);
            color: #7da52d;
        }
        .card-icon.cyan {
            background-color: rgba(69, 226, 197, 0.1);
            color: #2ba48c;
        }
        .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-dark .card-title {
            color: var(--color-text-light);
        }
        .card-text {
            font-size: 15px;
            line-height: 1.85;
            color: var(--color-text-muted-dark);
            flex: 1;
        }
        .card-dark .card-text {
            color: var(--color-text-muted-light);
        }
        .card-link {
            display: inline-block;
            margin-top: 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-gold-deep);
            align-self: flex-start;
        }
        .card-dark .card-link {
            color: var(--color-gold);
        }
        .card-link:hover {
            color: var(--color-lime);
            text-decoration: underline;
        }

        /* Steps timeline */
        .steps-timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 32px;
        }
        .steps-timeline::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-gold), rgba(245, 184, 75, 0.2));
            border-radius: 2px;
        }
        .step-item {
            position: relative;
            padding: 20px 0 20px 24px;
        }
        .step-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 24px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background-color: var(--color-gold);
            border: 3px solid var(--color-dark-1);
            box-shadow: 0 0 0 3px rgba(245, 184, 75, 0.3);
        }
        .step-number {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 1px;
            margin-bottom: 4px;
            font-family: var(--font-num);
        }
        .step-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 6px;
        }
        .step-desc {
            font-size: 15px;
            color: var(--color-text-muted-light);
            line-height: 1.85;
        }

        /* Data metrics */
        .data-band {
            background: linear-gradient(135deg, var(--color-dark-2) 0%, var(--color-dark-1) 60%, rgba(22, 22, 26, 0.95) 100%);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-gold);
            padding: 36px 32px;
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            box-shadow: var(--shadow-card-dark);
        }
        .metric-card {
            text-align: center;
            padding: 16px 12px;
            border-radius: 10px;
            background-color: rgba(245, 242, 234, 0.03);
            border: 1px solid rgba(245, 242, 234, 0.06);
            transition: var(--transition-base);
        }
        .metric-card:hover {
            background-color: rgba(245, 184, 75, 0.06);
            border-color: var(--color-border-gold);
        }
        .metric-value {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-gold);
            font-family: var(--font-num);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .metric-value.small {
            font-size: 28px;
        }
        .metric-label {
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-top: 4px;
        }

        /* Testimonial cards */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background-color: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 24px 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .testimonial-card-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card-dark);
        }
        .testimonial-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }
        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: rgba(245, 184, 75, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-gold);
            flex-shrink: 0;
            font-weight: 600;
        }
        .testimonial-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
        }
        .testimonial-card-dark .testimonial-name {
            color: var(--color-text-light);
        }
        .testimonial-role {
            font-size: 12px;
            color: var(--color-text-muted-dark);
        }
        .testimonial-card-dark .testimonial-role {
            color: var(--color-text-muted-light);
        }
        .testimonial-text {
            font-size: 14px;
            line-height: 1.85;
            color: var(--color-text-muted-dark);
            flex: 1;
        }
        .testimonial-card-dark .testimonial-text {
            color: var(--color-text-muted-light);
        }
        .testimonial-stars {
            color: var(--color-gold);
            font-size: 14px;
            margin-top: 12px;
            letter-spacing: 2px;
        }

        /* News list */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 20px;
            background-color: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            align-items: flex-start;
        }
        .news-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .news-item-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card-dark);
        }
        .news-date {
            flex-shrink: 0;
            min-width: 58px;
            text-align: center;
            background-color: rgba(245, 184, 75, 0.1);
            border-radius: 8px;
            padding: 8px 6px;
            font-size: 13px;
            color: var(--color-gold-deep);
            font-weight: 600;
            line-height: 1.3;
        }
        .news-item-dark .news-date {
            color: var(--color-gold);
        }
        .news-content {
            flex: 1;
        }
        .news-tag {
            display: inline-block;
            font-size: 11px;
            color: var(--color-cyan);
            background-color: rgba(69, 226, 197, 0.1);
            padding: 3px 10px;
            border-radius: var(--radius-tag);
            margin-bottom: 6px;
            font-weight: 500;
        }
        .news-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 4px;
            line-height: 1.5;
        }
        .news-item-dark .news-title {
            color: var(--color-text-light);
        }
        .news-summary {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.7;
        }
        .news-item-dark .news-summary {
            color: var(--color-text-muted-light);
        }
        .news-link {
            font-size: 13px;
            color: var(--color-gold-deep);
            font-weight: 500;
            display: inline-block;
            margin-top: 6px;
        }
        .news-item-dark .news-link {
            color: var(--color-gold);
        }

        /* Topic list */
        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .topic-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background-color: #fff;
            border-radius: 10px;
            border: 1px solid var(--color-border-light);
            box-shadow: 0 2px 10px rgba(22, 22, 26, 0.04);
            transition: var(--transition-base);
        }
        .topic-item:hover {
            border-color: rgba(245, 184, 75, 0.3);
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
        }
        .topic-item-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
        }
        .topic-heat {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-gold-deep);
            min-width: 48px;
            text-align: center;
            font-family: var(--font-num);
        }
        .topic-item-dark .topic-heat {
            color: var(--color-gold);
        }
        .topic-info {
            flex: 1;
        }
        .topic-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-dark);
            margin-bottom: 2px;
        }
        .topic-item-dark .topic-title {
            color: var(--color-text-light);
        }
        .topic-replies {
            font-size: 12px;
            color: var(--color-text-muted-dark);
        }
        .topic-item-dark .topic-replies {
            color: var(--color-text-muted-light);
        }

        /* Package compare */
        .package-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        .package-card {
            background-color: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .package-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .package-card-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card-dark);
        }
        .package-card.featured {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 1px var(--color-gold), var(--shadow-card-dark);
            background-color: #fff;
        }
        .package-badge {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 12px;
            font-weight: 700;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            padding: 4px 16px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .package-name {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 6px;
            text-align: center;
        }
        .package-card-dark .package-name {
            color: var(--color-text-light);
        }
        .package-price {
            font-size: 34px;
            font-weight: 700;
            color: var(--color-gold-deep);
            text-align: center;
            margin-bottom: 4px;
            font-family: var(--font-num);
        }
        .package-card-dark .package-price {
            color: var(--color-gold);
        }
        .package-price-label {
            font-size: 12px;
            color: var(--color-text-muted-dark);
            text-align: center;
            margin-bottom: 16px;
        }
        .package-card-dark .package-price-label {
            color: var(--color-text-muted-light);
        }
        .package-features {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 18px;
        }
        .package-feature {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.6;
            padding-left: 20px;
            position: relative;
        }
        .package-card-dark .package-feature {
            color: var(--color-text-muted-light);
        }
        .package-feature::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--color-gold-deep);
            font-weight: 700;
        }
        .package-card-dark .package-feature::before {
            color: var(--color-gold);
        }
        .package-btn {
            padding: 12px 20px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            text-align: center;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            letter-spacing: 0.3px;
        }
        .package-btn:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
            color: var(--color-dark-1);
        }
        .package-btn-outline {
            padding: 11px 20px;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            text-align: center;
            color: var(--color-gold-deep);
            border: 1px solid var(--color-border-gold);
            background-color: transparent;
        }
        .package-card-dark .package-btn-outline {
            color: var(--color-gold);
        }
        .package-btn-outline:hover {
            background-color: rgba(245, 184, 75, 0.1);
            color: var(--color-gold-deep);
        }

        /* Brand intro */
        .brand-intro-section {
            background-color: var(--color-dark-1);
        }
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 320px 1fr;
            gap: 40px;
            align-items: start;
        }
        .brand-symbol {
            background: linear-gradient(145deg, rgba(245, 184, 75, 0.12) 0%, rgba(30, 27, 46, 0.6) 100%);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-gold);
            padding: 36px 28px;
            text-align: center;
            box-shadow: var(--shadow-card-dark);
        }
        .brand-symbol-logo {
            font-size: 44px;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 12px;
            line-height: 1.2;
            letter-spacing: -1px;
        }
        .brand-symbol-sub {
            font-size: 14px;
            color: var(--color-text-muted-light);
            line-height: 1.7;
        }
        .brand-symbol-divider {
            width: 48px;
            height: 3px;
            background-color: var(--color-gold);
            border-radius: 3px;
            margin: 16px auto;
        }
        .brand-text-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 16px;
            line-height: 1.4;
        }
        .brand-text-body {
            font-size: 16px;
            line-height: 1.95;
            color: var(--color-text-muted-light);
        }
        .brand-text-body p {
            margin-bottom: 14px;
        }
        .brand-text-body p:last-child {
            margin-bottom: 0;
        }

        /* Tags cloud */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-pill {
            display: inline-block;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-muted-dark);
            background-color: #fff;
            border-radius: var(--radius-tag);
            border: 1px solid var(--color-border-light);
            transition: var(--transition-base);
            cursor: pointer;
        }
        .tag-pill:hover {
            color: var(--color-gold-deep);
            border-color: rgba(245, 184, 75, 0.4);
            background-color: rgba(245, 184, 75, 0.05);
            transform: translateY(-2px);
        }
        .tag-pill-dark {
            color: var(--color-text-muted-light);
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
        }
        .tag-pill-dark:hover {
            color: var(--color-gold);
            border-color: var(--color-border-gold-hover);
            background-color: rgba(245, 184, 75, 0.08);
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            background-color: #fff;
            border-radius: 12px;
            border: 1px solid var(--color-border-light);
            box-shadow: 0 2px 12px rgba(22, 22, 26, 0.04);
            overflow: hidden;
            transition: var(--transition-base);
        }
        .faq-item.active {
            border-left: 4px solid var(--color-gold);
            box-shadow: var(--shadow-card);
        }
        .faq-item-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-dark);
            user-select: none;
            transition: var(--transition-base);
        }
        .faq-item-dark .faq-question {
            color: var(--color-text-light);
        }
        .faq-question:hover {
            color: var(--color-gold-deep);
        }
        .faq-item-dark .faq-question:hover {
            color: var(--color-gold);
        }
        .faq-q-badge {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-gold-deep);
            background-color: rgba(245, 184, 75, 0.1);
            width: 28px;
            height: 28px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .faq-item-dark .faq-q-badge {
            color: var(--color-gold);
        }
        .faq-arrow {
            margin-left: auto;
            font-size: 14px;
            color: var(--color-text-muted-dark);
            transition: var(--transition-base);
            flex-shrink: 0;
        }
        .faq-item-dark .faq-arrow {
            color: var(--color-text-muted-light);
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 14px;
            line-height: 1.85;
            color: var(--color-text-muted-dark);
        }
        .faq-item-dark .faq-answer {
            color: var(--color-text-muted-light);
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px 62px;
        }

        /* Form */
        .form-section {
            background-color: var(--color-dark-1);
        }
        .form-card {
            background-color: var(--color-dark-3);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-gold);
            padding: 40px 36px;
            box-shadow: var(--shadow-card-dark);
            max-width: 640px;
            margin: 0 auto;
            text-align: center;
        }
        .form-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text-light);
            margin-bottom: 8px;
        }
        .form-desc {
            font-size: 15px;
            color: var(--color-text-muted-light);
            margin-bottom: 24px;
            line-height: 1.8;
        }
        .form-row {
            display: flex;
            gap: 12px;
            align-items: center;
            max-width: 480px;
            margin: 0 auto;
        }
        .form-input {
            flex: 1;
            padding: 13px 18px;
            font-size: 15px;
            color: var(--color-text-light);
            background-color: rgba(245, 242, 234, 0.06);
            border: 1px solid rgba(245, 242, 234, 0.15);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            min-width: 0;
        }
        .form-input::placeholder {
            color: rgba(245, 242, 234, 0.4);
        }
        .form-input:focus {
            border-color: var(--color-gold);
            background-color: rgba(245, 242, 234, 0.08);
        }
        .form-btn {
            padding: 13px 26px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            white-space: nowrap;
        }
        .form-btn:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
        }
        .form-note {
            font-size: 12px;
            color: rgba(245, 242, 234, 0.4);
            margin-top: 12px;
        }

        /* Safety icons strip */
        .safety-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .safety-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 18px 16px;
            background-color: rgba(245, 242, 234, 0.03);
            border-radius: 10px;
            border: 1px solid rgba(245, 242, 234, 0.06);
            transition: var(--transition-base);
        }
        .safety-item:hover {
            border-color: rgba(245, 184, 75, 0.3);
            background-color: rgba(245, 184, 75, 0.05);
        }
        .safety-icon {
            font-size: 22px;
            flex-shrink: 0;
            color: var(--color-gold);
        }
        .safety-text-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 2px;
        }
        .safety-text-desc {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.7;
        }

        /* Scene cards */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .scene-card {
            background-color: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .scene-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .scene-card-dark {
            background-color: var(--color-dark-3);
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card-dark);
        }
        .scene-card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
        }
        .scene-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .scene-card:hover .scene-card-img img {
            transform: scale(1.05);
        }
        .scene-card-body {
            padding: 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .scene-card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin-bottom: 6px;
        }
        .scene-card-dark .scene-card-title {
            color: var(--color-text-light);
        }
        .scene-card-desc {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            line-height: 1.75;
            flex: 1;
        }
        .scene-card-dark .scene-card-desc {
            color: var(--color-text-muted-light);
        }
        .scene-card-link {
            display: inline-block;
            margin-top: 10px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-gold-deep);
            align-self: flex-start;
        }
        .scene-card-dark .scene-card-link {
            color: var(--color-gold);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-dark-1);
            border-top: 1px solid rgba(245, 184, 75, 0.12);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 12px;
        }
        .footer-desc {
            font-size: 14px;
            color: var(--color-text-muted-light);
            line-height: 1.85;
            max-width: 300px;
        }
        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col-links a {
            font-size: 14px;
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }
        .footer-col-links a:hover {
            color: var(--color-gold);
        }
        .footer-subscribe-text {
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-bottom: 12px;
            line-height: 1.7;
        }
        .footer-subscribe-row {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe-input {
            flex: 1;
            padding: 10px 14px;
            font-size: 13px;
            color: var(--color-text-light);
            background-color: rgba(245, 242, 234, 0.06);
            border: 1px solid rgba(245, 242, 234, 0.15);
            border-radius: 8px;
        }
        .footer-subscribe-input::placeholder {
            color: rgba(245, 242, 234, 0.35);
        }
        .footer-subscribe-btn {
            padding: 10px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: 8px;
            white-space: nowrap;
        }
        .footer-subscribe-btn:hover {
            background-color: var(--color-lime);
        }
        .footer-bottom {
            border-top: 1px solid rgba(245, 242, 234, 0.08);
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(245, 242, 234, 0.5);
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: rgba(245, 242, 234, 0.5);
            font-size: 13px;
        }
        .footer-bottom-links a:hover {
            color: var(--color-gold);
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .hero-inner {
                grid-template-columns: 1fr;
                text-align: left;
                padding: 60px 28px 40px;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero-visual {
                justify-content: flex-start;
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-band {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .brand-intro-grid {
                grid-template-columns: 1fr;
            }
            .safety-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 767px) {
            .main-nav {
                display: none;
            }
            .header-cta-btn {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .hero-inner {
                padding: 40px 18px 24px;
                gap: 30px;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .quiz-card {
                padding: 20px 16px;
            }
            .section,
            .section-dark,
            .section-dark-2 {
                padding: var(--section-padding-mobile);
            }
            .container {
                padding: 0 18px;
            }
            .header-inner {
                padding: 0 18px;
            }
            .card-grid-2,
            .card-grid-3,
            .card-grid-4,
            .testimonial-grid,
            .news-list,
            .scene-grid,
            .safety-strip,
            .package-grid {
                grid-template-columns: 1fr;
            }
            .data-band {
                grid-template-columns: repeat(2, 1fr);
                padding: 24px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .brand-intro-grid {
                gap: 24px;
            }
            .form-card {
                padding: 28px 20px;
            }
            .form-row {
                flex-direction: column;
            }
            .form-btn {
                width: 100%;
            }
            .metric-value {
                font-size: 26px;
            }
            .metric-value.small {
                font-size: 22px;
            }
            .steps-timeline {
                padding-left: 22px;
            }
            .steps-timeline::before {
                left: 8px;
            }
            .step-item::before {
                left: -20px;
                width: 14px;
                height: 14px;
            }
            .package-card.featured {
                transform: none;
            }
            .faq-item.active .faq-answer {
                padding-left: 20px;
            }
        }

        @media (max-width: 520px) {
            .data-band {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                padding: 16px 12px;
            }
            .metric-value {
                font-size: 22px;
            }
            .metric-label {
                font-size: 11px;
            }
            .section-title {
                font-size: 22px;
            }
            .hero-title {
                font-size: 26px;
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .safety-strip {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
  --color-dark-1: #16161A;
  --color-dark-2: #1E1B2E;
  --color-dark-3: #242133;
  --color-gold: #F5B84B;
  --color-gold-deep: #D99A2B;
  --color-lime: #B6E94A;
  --color-cyan: #45E2C5;
  --color-text-light: #F5F2EA;
  --color-text-dark: #1B1B1F;
  --color-text-muted-light: rgba(245, 242, 234, 0.7);
  --color-text-muted-dark: rgba(27, 27, 31, 0.65);
  --color-bg-light: #F0EEE6;
  --color-bg-light-2: #E9E5EE;
  --color-border-light: rgba(22, 22, 26, 0.08);
  --color-border-gold: rgba(245, 184, 75, 0.18);
  --color-border-gold-hover: rgba(245, 184, 75, 0.45);
  --radius-card: 14px;
  --radius-btn: 10px;
  --radius-tag: 999px;
  --radius-icon: 10px;
  --shadow-card: 0 4px 24px rgba(22, 22, 26, 0.08);
  --shadow-card-dark: 0 8px 32px rgba(0, 0, 0, 0.28);
  --shadow-card-hover: 0 10px 36px rgba(22, 22, 26, 0.16);
  --shadow-card-dark-hover: 0 14px 44px rgba(0, 0, 0, 0.38);
  --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-num: 'Inter', 'Roboto Condensed', sans-serif;
  --section-padding-desktop: 104px 0;
  --section-padding-mobile: 60px 0;
  --container-max: 1200px;
  --container-padding: 0 28px;
  --transition-base: all 0.25s ease;
  --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
 }

 *,
 *::before,
 *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
 }

 html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
 }

 body {
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text-dark);
  background-color: var(--color-dark-1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
 }

 a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
 }

 a:hover {
  color: var(--color-gold);
 }

 a:focus-visible,
 button:focus-visible,
 input:focus-visible,
 textarea:focus-visible {
  outline: 2px solid var(--color-lime);
  outline-offset: 2px;
 }

 img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
 }

 button {
  font-family: var(--font-cn);
  cursor: pointer;
  border: none;
  background: none;
  transition: var(--transition-base);
 }

 input,
 textarea,
 select {
  font-family: var(--font-cn);
  font-size: 16px;
  border: none;
  outline: none;
 }

 .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-padding);
  width: 100%;
 }

 /* ========== Header / Navigation ========== */
 .site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 60px;
  display: flex;
  align-items: center;
  background-color: rgba(22, 22, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(245, 184, 75, 0.1);
  transition: var(--transition-smooth);
 }

 .site-header.scrolled {
  background-color: rgba(22, 22, 26, 0.96);
  border-bottom-color: rgba(245, 184, 75, 0.22);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
 }

 .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
  gap: 20px;
 }

 .brand-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
 }

 .brand-logo a {
  color: var(--color-gold);
 }

 .brand-logo a:hover {
  color: var(--color-lime);
 }

 .main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
 }

 .main-nav a {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted-light);
  border-radius: var(--radius-tag);
  white-space: nowrap;
  position: relative;
  letter-spacing: 0.3px;
 }

 .main-nav a:hover,
 .main-nav a.active {
  color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.1);
 }

 .main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background-color: var(--color-gold);
  border-radius: 2px;
 }

 .header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
 }

 .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  letter-spacing: 0.4px;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-base);
  line-height: 1.5;
  min-height: 40px;
 }

 .btn-primary {
  background-color: var(--color-gold);
  color: var(--color-dark-1);
  border: none;
  box-shadow: 0 2px 8px rgba(245, 184, 75, 0.25);
 }

 .btn-primary:hover {
  background-color: #ffce6b;
  color: var(--color-dark-1);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(245, 184, 75, 0.4);
 }

 .btn-primary:active {
  background-color: var(--color-gold-deep);
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(245, 184, 75, 0.2);
 }

 .btn-outline {
  background-color: transparent;
  color: var(--color-text-light);
  border: 1px solid rgba(245, 184, 75, 0.6);
  box-shadow: none;
 }

 .btn-outline:hover {
  background-color: rgba(245, 184, 75, 0.12);
  color: var(--color-gold);
  transform: translateY(-2px);
  border-color: var(--color-gold);
 }

 .btn-outline:active {
  transform: translateY(0);
  background-color: rgba(245, 184, 75, 0.18);
 }

 .btn-ghost {
  background-color: transparent;
  color: var(--color-text-muted-light);
  border: none;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  min-height: 36px;
 }

 .btn-ghost:hover {
  color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.08);
 }

 /* 汉堡按钮 */
 .nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
 }

 .nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text-light);
  border-radius: 2px;
  transition: var(--transition-base);
}

 /* ========== 分类横条头部 ========== */
 .category-hero {
  padding: 130px 0 64px;
  background-color: var(--color-dark-1);
  background-image: linear-gradient(160deg, rgba(30, 27, 46, 0.95) 0%, rgba(22, 22, 26, 0.85) 55%, rgba(22, 22, 26, 0.95) 100%);
  border-bottom: 1px solid var(--color-border-gold);
  position: relative;
  overflow: hidden;
 }

 .category-hero::before {
  content: '';
  position: absolute;
  top: -180px;
  right: -160px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(245, 184, 75, 0.09) 0%, transparent 65%);
  pointer-events: none;
 }

 .category-hero::after {
  content: '';
  position: absolute;
  bottom: -260px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(182, 233, 74, 0.06) 0%, transparent 60%);
  pointer-events: none;
 }

 .category-hero .container {
  position: relative;
  z-index: 1;
 }

 .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted-light);
  margin-bottom: 22px;
 }

 .breadcrumb a {
  color: var(--color-text-muted-light);
  transition: var(--transition-base);
 }

 .breadcrumb a:hover {
  color: var(--color-gold);
 }

 .breadcrumb .separator {
  color: rgba(245, 184, 75, 0.5);
  font-size: 12px;
 }

 .breadcrumb .current {
  color: var(--color-gold);
  font-weight: 500;
 }

 .category-hero h1 {
  font-size: 44px;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: 1px;
  margin-bottom: 16px;
  line-height: 1.3;
 }

 .category-hero .hero-desc {
  font-size: 17px;
  color: var(--color-text-muted-light);
  max-width: 720px;
  line-height: 1.85;
  margin-bottom: 28px;
 }

 .hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 40px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-gold);
 }

 .hero-metric-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
 }

 .hero-metric-number {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  line-height: 1.2;
 }

 .hero-metric-label {
  font-size: 13px;
  color: var(--color-text-muted-light);
  letter-spacing: 0.4px;
 }

 /* ========== Section 通用 ========== */
 section {
  padding: var(--section-padding-desktop);
 }

 .section-header {
  margin-bottom: 40px;
 }

 .section-header h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-text-dark);
  letter-spacing: 0.5px;
  line-height: 1.4;
  margin-bottom: 10px;
 }

 .section-header .section-lead {
  font-size: 16px;
  color: var(--color-text-muted-dark);
  line-height: 1.85;
  max-width: 680px;
 }

 .section-header.light h2 {
  color: var(--color-text-light);
 }

 .section-header.light .section-lead {
  color: var(--color-text-muted-light);
 }

 .section-dark {
  background-color: var(--color-dark-2);
  color: var(--color-text-light);
 }

 .section-light {
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
 }

 .section-light-alt {
  background-color: var(--color-bg-light-2);
  color: var(--color-text-dark);
 }

 /* ========== 精选区 ========== */
 .featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
 }

 .featured-card {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 28px;
  background-color: #fff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: var(--transition-smooth);
 }

 .featured-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: rgba(245, 184, 75, 0.3);
 }

 .featured-card .featured-img-wrap {
  overflow: hidden;
  position: relative;
  min-height: 240px;
 }

 .featured-card .featured-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
 }

 .featured-card:hover .featured-img-wrap img {
  transform: scale(1.04);
 }

 .featured-card .featured-body {
  padding: 28px 32px 28px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

 .featured-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  background-color: rgba(245, 184, 75, 0.12);
  color: var(--color-gold-deep);
  border-radius: var(--radius-tag);
  margin-bottom: 12px;
  align-self: flex-start;
 }

 .featured-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.5;
  margin-bottom: 10px;
 }

 .featured-card p {
  font-size: 15px;
  color: var(--color-text-muted-dark);
  line-height: 1.85;
  margin-bottom: 16px;
 }

 .featured-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gold-deep);
  letter-spacing: 0.4px;
  align-self: flex-start;
  position: relative;
 }

 .featured-link::after {
  content: '→';
  margin-left: 6px;
  transition: var(--transition-base);
 }

 .featured-link:hover {
  color: var(--color-dark-1);
 }

 /* ========== 列表卡片区 ========== */
 .guide-list-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
 }

 .guide-card {
  background-color: #fff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition-smooth);
 }

 .guide-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: rgba(245, 184, 75, 0.3);
 }

 .guide-card .card-top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
 }

 .guide-card .card-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-tag);
  background-color: rgba(69, 226, 197, 0.12);
  color: #1c9e8a;
 }

 .guide-card .card-date {
  font-size: 13px;
  color: var(--color-text-muted-dark);
  letter-spacing: 0.3px;
 }

 .guide-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.55;
 }

 .guide-card p {
  font-size: 14px;
  color: var(--color-text-muted-dark);
  line-height: 1.8;
  flex: 1;
 }

 .guide-card .card-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-gold-deep);
  letter-spacing: 0.4px;
  transition: var(--transition-base);
 }

 .guide-card .card-link::after {
  content: '→';
  margin-left: 4px;
  transition: var(--transition-base);
 }

 .guide-card .card-link:hover {
  color: var(--color-dark-1);
 }

 .view-more-wrap {
  margin-top: 28px;
  display: flex;
  justify-content: center;
 }

 .view-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  background-color: transparent;
  color: var(--color-text-dark);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
 }

 .view-more-btn:hover {
  background-color: rgba(245, 184, 75, 0.12);
  border-color: var(--color-gold);
  color: var(--color-gold-deep);
  transform: translateY(-2px);
 }

 /* ========== 数据条 ========== */
 .stats-dash {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
 }

 .stat-dash-item {
  background-color: rgba(22, 22, 26, 0.25);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-card);
  padding: 26px 24px;
  text-align: left;
  transition: var(--transition-base);
 }

 .stat-dash-item:hover {
  border-color: var(--color-border-gold-hover);
  background-color: rgba(22, 22, 26, 0.45);
  transform: translateY(-3px);
 }

 .stat-dash-number {
  font-family: var(--font-num);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  line-height: 1.2;
  margin-bottom: 6px;
 }

 .stat-dash-label {
  font-size: 14px;
  color: var(--color-text-muted-light);
  letter-spacing: 0.4px;
 }

 /* ========== 标签云 ========== */
 .tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
 }

 .tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 18px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-tag);
  background-color: #fff;
  color: var(--color-text-dark);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
  letter-spacing: 0.3px;
 }

 .tag-chip:hover {
  background-color: rgba(245, 184, 75, 0.14);
  border-color: var(--color-gold);
  color: var(--color-gold-deep);
  transform: translateY(-2px);
 }

 /* ========== 时间线 ========== */
 .timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 28px;
 }

 .timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background-color: rgba(245, 184, 75, 0.25);
  border-radius: 2px;
 }

 .timeline-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 0;
  position: relative;
 }

 .timeline-item::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 22px;
  width: 12px;
  height: 12px;
  background-color: var(--color-gold);
  border-radius: 50%;
  border: 2px solid var(--color-dark-1);
  box-shadow: 0 0 0 2px rgba(245, 184, 75, 0.3);
 }

 .timeline-date {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-gold);
  letter-spacing: 0.4px;
 }

 .timeline-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-light);
  line-height: 1.6;
  transition: var(--transition-base);
 }

 .timeline-title a:hover {
  color: var(--color-gold);
 }

 .timeline-link {
  font-size: 13px;
  color: var(--color-text-muted-light);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition-base);
 }

 .timeline-link:hover {
  color: var(--color-gold);
 }

 /* ========== FAQ ========== */
 .faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
 }

 .faq-item {
  background-color: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: var(--transition-base);
  box-shadow: var(--shadow-card);
 }

 .faq-item:hover {
  border-color: rgba(245, 184, 75, 0.25);
 }

 .faq-item.active {
  border-left: 3px solid var(--color-gold);
  box-shadow: var(--shadow-card-hover);
 }

 .faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-cn);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-dark);
  transition: var(--transition-base);
  line-height: 1.6;
 }

 .faq-question .faq-q-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background-color: rgba(245, 184, 75, 0.12);
  color: var(--color-gold-deep);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  margin-right: 12px;
 }

 .faq-question .faq-question-text {
  flex: 1;
 }

 .faq-arrow {
  flex-shrink: 0;
  font-size: 16px;
  color: var(--color-text-muted-dark);
  transition: var(--transition-base);
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
 }

 .faq-item.active .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-gold-deep);
 }

 .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 22px;
 }

 .faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 22px 20px;
 }

 .faq-answer p {
  font-size: 15px;
  color: var(--color-text-muted-dark);
  line-height: 1.85;
  padding-left: 40px;
 }

 /* ========== CTA ========== */
 .cta-section {
  background-color: var(--color-dark-1);
  padding: 80px 0;
  text-align: center;
  background-image: linear-gradient(145deg, rgba(30, 27, 46, 0.7) 0%, rgba(22, 22, 26, 0.95) 100%);
  border-top: 1px solid var(--color-border-gold);
 }

 .cta-section h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 14px;
  letter-spacing: 0.8px;
  line-height: 1.4;
 }

 .cta-section p {
  font-size: 16px;
  color: var(--color-text-muted-light);
  max-width: 520px;
  margin: 0 auto 28px;
  line-height: 1.85;
 }

 .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
 }

 /* ========== Footer ========== */
 .site-footer {
  background-color: var(--color-dark-1);
  color: var(--color-text-muted-light);
  padding: 48px 0 24px;
  border-top: 1px solid rgba(245, 184, 75, 0.12);
 }

 .footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
  margin-bottom: 36px;
 }

 .footer-brand-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
 }

 .footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-muted-light);
  max-width: 300px;
 }

 .footer-col-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 14px;
  letter-spacing: 0.4px;
 }

 .footer-col-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
 }

 .footer-col-links a {
  font-size: 14px;
  color: var(--color-text-muted-light);
  transition: var(--transition-base);
 }

 .footer-col-links a:hover {
  color: var(--color-gold);
 }

 .footer-subscribe-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-muted-light);
  margin-bottom: 12px;
 }

 .footer-subscribe-row {
  display: flex;
  gap: 8px;
 }

 .footer-subscribe-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: var(--radius-btn);
  background-color: rgba(245, 242, 234, 0.06);
  border: 1px solid rgba(245, 242, 234, 0.2);
  color: var(--color-text-light);
  font-size: 14px;
  transition: var(--transition-base);
  min-width: 0;
 }

 .footer-subscribe-input::placeholder {
  color: rgba(245, 242, 234, 0.45);
 }

 .footer-subscribe-input:focus {
  border-color: var(--color-gold);
  background-color: rgba(245, 242, 234, 0.1);
 }

 .footer-subscribe-btn {
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  background-color: var(--color-gold);
  color: var(--color-dark-1);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: var(--transition-base);
 }

 .footer-subscribe-btn:hover {
  background-color: #ffce6b;
  transform: translateY(-2px);
 }

 .footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(245, 242, 234, 0.1);
  font-size: 13px;
  color: rgba(245, 242, 234, 0.55);
 }

 .footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
 }

 .footer-bottom-links a {
  color: rgba(245, 242, 234, 0.55);
  transition: var(--transition-base);
 }

 .footer-bottom-links a:hover {
  color: var(--color-gold);
 }

 /* ========== 响应式 ========== */
 @media (max-width: 1024px) {
  .hero-metrics {
   gap: 16px 28px;
  }

  .hero-metric-number {
   font-size: 24px;
  }

  .featured-card {
   grid-template-columns: 1fr;
  }

  .featured-card .featured-img-wrap {
   min-height: 200px;
  }

  .featured-card .featured-body {
   padding: 20px 24px;
  }

  .stats-dash {
   grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
   grid-template-columns: 1fr 1fr;
  }
 }

 @media (max-width: 768px) {
  :root {
   --section-padding-desktop: 72px 0;
   --section-padding-mobile: 56px 0;
   --container-padding: 0 20px;
  }

  .header-inner {
   padding: 0 20px;
  }

  .main-nav {
   position: fixed;
   top: 60px;
   left: 0;
   right: 0;
   background-color: rgba(22, 22, 26, 0.98);
   backdrop-filter: blur(16px);
   flex-direction: column;
   align-items: stretch;
   padding: 16px 20px 24px;
   gap: 6px;
   border-bottom: 1px solid var(--color-border-gold);
   transform: translateY(-120%);
   transition: transform 0.3s ease;
   z-index: 999;
   box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  }

  .main-nav.open {
   transform: translateY(0);
  }

  .main-nav a {
   padding: 12px 16px;
   font-size: 16px;
   border-radius: var(--radius-btn);
   text-align: center;
  }

  .main-nav a.active::after {
   display: none;
  }

  .nav-toggle {
   display: flex;
  }

  .category-hero {
   padding: 110px 0 48px;
  }

  .category-hero h1 {
   font-size: 32px;
  }

  .category-hero .hero-desc {
   font-size: 15px;
  }

  .hero-metrics {
   gap: 14px 20px;
  }

  .hero-metric-number {
   font-size: 22px;
  }

  .section-header h2 {
   font-size: 24px;
  }

  .guide-list-grid {
   grid-template-columns: 1fr;
  }

  .featured-card {
   grid-template-columns: 1fr;
  }

  .featured-card .featured-img-wrap {
   min-height: 180px;
  }

  .featured-card .featured-body {
   padding: 20px;
  }

  .stats-dash {
   grid-template-columns: 1fr 1fr;
   gap: 14px;
  }

  .stat-dash-number {
   font-size: 28px;
  }

  .tag-chip {
   font-size: 12px;
   padding: 6px 14px;
  }

  .cta-section h2 {
   font-size: 26px;
  }

  .footer-grid {
   grid-template-columns: 1fr;
   gap: 24px;
  }

  .footer-bottom {
   flex-direction: column;
   align-items: flex-start;
  }
 }

 @media (max-width: 520px) {
  .category-hero h1 {
   font-size: 28px;
  }

  .hero-metrics {
   flex-direction: column;
   gap: 12px;
  }

  .hero-metric-item {
   flex-direction: row;
   align-items: baseline;
   gap: 10px;
  }

  .hero-metric-number {
   font-size: 22px;
  }

  .stats-dash {
   grid-template-columns: 1fr;
  }

  .faq-question {
   font-size: 15px;
   padding: 16px;
  }

  .faq-answer p {
   padding-left: 0;
   font-size: 14px;
  }

  .cta-actions {
   flex-direction: column;
   align-items: center;
  }

  .btn {
   width: 100%;
   max-width: 300px;
  }

  .footer-subscribe-row {
   flex-direction: column;
  }

  .footer-subscribe-btn {
   width: 100%;
  }
 }

/* roulang page: category2 */
:root {
            --color-dark-1: #16161A;
            --color-dark-2: #1E1B2E;
            --color-dark-3: #242133;
            --color-gold: #F5B84B;
            --color-gold-deep: #D99A2B;
            --color-lime: #B6E94A;
            --color-cyan: #45E2C5;
            --color-text-light: #F5F2EA;
            --color-text-dark: #1B1B1F;
            --color-text-muted-light: rgba(245, 242, 234, 0.7);
            --color-text-muted-dark: rgba(27, 27, 31, 0.65);
            --color-bg-light: #F0EEE6;
            --color-bg-light-2: #E9E5EE;
            --color-border-light: rgba(22, 22, 26, 0.08);
            --color-border-gold: rgba(245, 184, 75, 0.18);
            --color-border-gold-hover: rgba(245, 184, 75, 0.45);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --radius-icon: 10px;
            --shadow-card: 0 4px 24px rgba(22, 22, 26, 0.08);
            --shadow-card-dark: 0 8px 32px rgba(0, 0, 0, 0.28);
            --shadow-card-hover: 0 10px 36px rgba(22, 22, 26, 0.16);
            --shadow-card-dark-hover: 0 14px 44px rgba(0, 0, 0, 0.38);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', sans-serif;
            --section-padding-desktop: 104px 0;
            --section-padding-mobile: 60px 0;
            --container-max: 1200px;
            --container-padding: 0 28px;
            --transition-base: all 0.25s ease;
            --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-dark-1);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--color-gold);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-lime);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        button {
            font-family: var(--font-cn);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        input,
        textarea,
        select {
            font-family: var(--font-cn);
            font-size: 16px;
            border: none;
            outline: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: var(--container-padding);
            width: 100%;
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            display: flex;
            align-items: center;
            background-color: rgba(22, 22, 26, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 184, 75, 0.1);
            transition: var(--transition-smooth);
        }

        .site-header.scrolled {
            background-color: rgba(22, 22, 26, 0.96);
            border-bottom-color: rgba(245, 184, 75, 0.22);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
            gap: 20px;
        }

        .brand-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo a {
            color: var(--color-gold);
        }

        .brand-logo a:hover {
            color: var(--color-lime);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted-light);
            border-radius: var(--radius-tag);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.3px;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.1);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .header-cta:hover {
            background-color: var(--color-lime);
            color: var(--color-dark-1);
            transform: translateY(-2px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            border-radius: var(--radius-btn);
            background: transparent;
            border: 1px solid rgba(245, 184, 75, 0.3);
        }

        .nav-toggle span {
            width: 22px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        /* ========== Category Bar Header ========== */
        .page-header-bar {
            padding: 110px 0 40px;
            background-color: var(--color-dark-2);
            background-image: radial-gradient(circle at 80% 20%, rgba(245, 184, 75, 0.08) 0%, transparent 55%),
                radial-gradient(circle at 15% 70%, rgba(69, 226, 197, 0.06) 0%, transparent 50%);
            border-bottom: 1px solid var(--color-border-gold);
            position: relative;
            overflow: hidden;
        }

        .page-header-bar::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/6402c9035ef2e5cc.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            pointer-events: none;
            z-index: 0;
        }

        .page-header-bar .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-bottom: 14px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--color-gold);
        }

        .breadcrumb .sep {
            color: var(--color-gold);
            opacity: 0.6;
        }

        .breadcrumb .current {
            color: var(--color-gold);
            font-weight: 500;
        }

        .page-header-title {
            font-size: 38px;
            font-weight: 700;
            color: var(--color-text-light);
            margin: 0 0 12px;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .page-header-excerpt {
            font-size: 16px;
            color: var(--color-text-muted-light);
            max-width: 720px;
            line-height: 1.9;
            margin: 0;
        }

        /* ========== Section Common ========== */
        section {
            padding: var(--section-padding-desktop);
            width: 100%;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-dark);
            margin: 0;
            line-height: 1.4;
            letter-spacing: 0.3px;
        }

        .section-header .section-sub {
            font-size: 15px;
            color: var(--color-text-muted-dark);
            max-width: 520px;
            text-align: right;
            line-height: 1.7;
        }

        .section-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-gold-deep);
            transition: var(--transition-base);
        }

        .section-link:hover {
            color: var(--color-dark-1);
            gap: 10px;
        }

        /* ========== Featured Cards ========== */
        .featured-section {
            background-color: var(--color-bg-light);
        }

        .featured-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .featured-card {
            display: flex;
            gap: 24px;
            background: var(--color-text-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            padding: 24px;
            align-items: center;
        }

        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--color-border-gold-hover);
        }

        .featured-card-img {
            width: 210px;
            height: 150px;
            flex-shrink: 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: var(--color-bg-light-2);
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .featured-card:hover .featured-card-img img {
            transform: scale(1.06);
        }

        .featured-card-content {
            flex: 1;
            min-width: 0;
        }

        .featured-card-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-lime);
            border-radius: var(--radius-tag);
            margin-bottom: 8px;
        }

        .featured-card-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 0 0 8px;
            line-height: 1.5;
            color: var(--color-text-dark);
        }

        .featured-card-content p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.75;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .featured-card-meta {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            opacity: 0.8;
        }

        /* ========== List Grid ========== */
        .list-section {
            background-color: var(--color-bg-light-2);
        }

        .list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .list-card {
            background: var(--color-text-light);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 12px;
            height: 100%;
        }

        .list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--color-border-gold-hover);
        }

        .list-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .list-card-date {
            font-size: 13px;
            color: var(--color-text-muted-dark);
            font-family: var(--font-num);
            letter-spacing: 0.3px;
        }

        .list-card-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-gold-deep);
            background-color: rgba(245, 184, 75, 0.12);
            border-radius: var(--radius-tag);
            border: 1px solid var(--color-border-gold);
        }

        .list-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin: 0;
            line-height: 1.55;
            color: var(--color-text-dark);
        }

        .list-card h3 a {
            color: var(--color-text-dark);
        }

        .list-card h3 a:hover {
            color: var(--color-gold-deep);
        }

        .list-card p {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            line-height: 1.75;
            margin: 0;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .list-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }

        .list-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold-deep);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition-base);
        }

        .list-card-link:hover {
            color: var(--color-dark-1);
            gap: 8px;
        }

        .list-more-wrapper {
            text-align: center;
            margin-top: 32px;
        }

        .list-more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 26px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
        }

        .list-more-link:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
        }

        /* ========== Tag Cloud ========== */
        .tag-cloud-section {
            background-color: var(--color-text-light);
        }

        .tag-cloud-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-dark);
            background-color: var(--color-bg-light);
            border-radius: var(--radius-tag);
            border: 1px solid var(--color-border-light);
            transition: var(--transition-base);
            cursor: default;
        }

        .tag-pill:hover {
            background-color: rgba(245, 184, 75, 0.12);
            border-color: var(--color-border-gold-hover);
            color: var(--color-gold-deep);
            transform: translateY(-2px);
        }

        .tag-pill .tag-count {
            font-size: 11px;
            font-weight: 700;
            color: var(--color-gold-deep);
            font-family: var(--font-num);
        }

        /* ========== Stats Strip ========== */
        .stats-strip-section {
            background-color: var(--color-dark-2);
            background-image: radial-gradient(circle at 30% 50%, rgba(245, 184, 75, 0.06) 0%, transparent 60%),
                radial-gradient(circle at 80% 30%, rgba(69, 226, 197, 0.05) 0%, transparent 50%);
            border-top: 1px solid var(--color-border-gold);
            border-bottom: 1px solid var(--color-border-gold);
            padding: 56px 0;
        }

        .stats-strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .stat-item {
            text-align: center;
            padding: 18px 12px;
            border-radius: var(--radius-card);
            background: rgba(245, 242, 234, 0.04);
            border: 1px solid var(--color-border-gold);
            transition: var(--transition-base);
        }

        .stat-item:hover {
            background: rgba(245, 184, 75, 0.08);
            border-color: var(--color-border-gold-hover);
        }

        .stat-number {
            font-size: 34px;
            font-weight: 700;
            font-family: var(--font-num);
            color: var(--color-gold);
            letter-spacing: 1px;
            line-height: 1.2;
            display: block;
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-muted-light);
            margin-top: 6px;
            letter-spacing: 0.3px;
        }

        /* ========== Timeline ========== */
        .timeline-section {
            background-color: var(--color-bg-light);
        }

        .timeline-wrap {
            position: relative;
            max-width: 720px;
            margin: 0 auto;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 12px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-gold), rgba(245, 184, 75, 0.1));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding-left: 40px;
            margin-bottom: 28px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: 2px;
            top: 6px;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-color: var(--color-gold);
            border: 4px solid var(--color-bg-light);
            box-shadow: 0 0 0 2px var(--color-gold);
            z-index: 1;
        }

        .timeline-date {
            font-size: 13px;
            color: var(--color-gold-deep);
            font-weight: 600;
            font-family: var(--font-num);
            letter-spacing: 0.5px;
            display: block;
            margin-bottom: 4px;
        }

        .timeline-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text-dark);
            margin: 0 0 4px;
            line-height: 1.5;
        }

        .timeline-desc {
            font-size: 14px;
            color: var(--color-text-muted-dark);
            margin: 0;
            line-height: 1.75;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background-color: var(--color-dark-1);
            padding: 80px 0;
        }

        .faq-section .section-header h2 {
            color: var(--color-text-light);
        }

        .faq-section .section-header .section-sub {
            color: var(--color-text-muted-light);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: rgba(245, 242, 234, 0.045);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .faq-item.open {
            background: rgba(245, 184, 75, 0.08);
            border-color: var(--color-border-gold-hover);
            box-shadow: var(--shadow-card-dark);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-light);
            text-align: left;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .faq-question:hover {
            color: var(--color-gold);
        }

        .faq-arrow {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            color: var(--color-gold);
            transition: transform 0.35s ease;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--color-text-muted-light);
            line-height: 1.85;
        }

        /* ========== CTA ========== */
        .cta-section {
            background-color: var(--color-bg-light-2);
            padding: 80px 0;
        }

        .cta-card {
            background: var(--color-dark-2);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            border: 1px solid var(--color-border-gold);
            box-shadow: var(--shadow-card-dark);
            background-image: radial-gradient(circle at 50% 0%, rgba(245, 184, 75, 0.08) 0%, transparent 60%);
        }

        .cta-card h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-light);
            margin: 0 0 12px;
            line-height: 1.4;
        }

        .cta-card p {
            font-size: 15px;
            color: var(--color-text-muted-light);
            max-width: 480px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 700;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-primary:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 184, 75, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-light);
            background: transparent;
            border: 1px solid rgba(245, 184, 75, 0.4);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-secondary:hover {
            background: rgba(245, 184, 75, 0.12);
            border-color: var(--color-gold);
            transform: translateY(-2px);
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-dark-1);
            padding: 64px 0 0;
            border-top: 1px solid rgba(245, 184, 75, 0.12);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--color-text-muted-light);
            line-height: 1.8;
            margin: 0;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-col-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-links a {
            font-size: 14px;
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }

        .footer-col-links a:hover {
            color: var(--color-gold);
        }

        .footer-subscribe-text {
            font-size: 13px;
            color: var(--color-text-muted-light);
            line-height: 1.7;
            margin: 0 0 12px;
        }

        .footer-subscribe-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .footer-subscribe-input {
            flex: 1;
            min-width: 160px;
            padding: 10px 16px;
            font-size: 14px;
            color: var(--color-text-light);
            background: rgba(245, 242, 234, 0.07);
            border: 1px solid rgba(245, 184, 75, 0.25);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
        }

        .footer-subscribe-input::placeholder {
            color: var(--color-text-muted-light);
            opacity: 0.7;
        }

        .footer-subscribe-input:focus {
            border-color: var(--color-gold);
            background: rgba(245, 242, 234, 0.1);
        }

        .footer-subscribe-btn {
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            letter-spacing: 0.3px;
        }

        .footer-subscribe-btn:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(245, 184, 75, 0.1);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-bottom span {
            font-size: 13px;
            color: var(--color-text-muted-light);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom-links span {
            font-size: 13px;
            color: var(--color-text-muted-light);
        }

        .footer-bottom-links a {
            font-size: 13px;
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }

        .footer-bottom-links a:hover {
            color: var(--color-gold);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }

            .featured-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .featured-card-img {
                width: 100%;
                height: 200px;
            }

            .stats-strip-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 18px;
                gap: 12px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                padding: 20px 28px;
                background-color: rgba(22, 22, 26, 0.98);
                border-bottom: 1px solid rgba(245, 184, 75, 0.2);
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition-smooth);
                z-index: 999;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .main-nav a {
                padding: 12px 14px;
                font-size: 16px;
                width: 100%;
            }

            .main-nav a.active::after {
                bottom: 4px;
                left: 14px;
                right: auto;
                width: 28px;
            }

            .header-cta {
                padding: 7px 14px;
                font-size: 12px;
            }

            .page-header-title {
                font-size: 28px;
            }

            .page-header-excerpt {
                font-size: 14px;
            }

            section {
                padding: var(--section-padding-mobile);
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 28px;
            }

            .section-header h2 {
                font-size: 22px;
            }

            .section-header .section-sub {
                text-align: left;
                font-size: 14px;
            }

            .list-grid {
                grid-template-columns: 1fr;
            }

            .stats-strip-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .stat-number {
                font-size: 26px;
            }

            .cta-card {
                padding: 32px 20px;
            }

            .cta-card h2 {
                font-size: 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-bottom-links {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .brand-logo {
                font-size: 18px;
            }

            .header-cta {
                font-size: 11px;
                padding: 6px 12px;
            }

            .page-header-title {
                font-size: 24px;
            }

            .featured-card {
                padding: 16px;
            }

            .featured-card-content h3 {
                font-size: 17px;
            }

            .list-card {
                padding: 18px;
            }

            .stats-strip-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .stat-number {
                font-size: 24px;
            }

            .timeline-wrap::before {
                left: 8px;
            }

            .timeline-item {
                padding-left: 30px;
            }

            .timeline-dot {
                width: 18px;
                height: 18px;
                left: 0;
                top: 4px;
                border-width: 3px;
            }

            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 13px;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root {
  --color-dark-1: #16161A;
  --color-dark-2: #1E1B2E;
  --color-dark-3: #242133;
  --color-gold: #F5B84B;
  --color-gold-deep: #D99A2B;
  --color-lime: #B6E94A;
  --color-cyan: #45E2C5;
  --color-text-light: #F5F2EA;
  --color-text-dark: #1B1B1F;
  --color-text-muted-light: rgba(245, 242, 234, 0.7);
  --color-text-muted-dark: rgba(27, 27, 31, 0.65);
  --color-bg-light: #F0EEE6;
  --color-bg-light-2: #E9E5EE;
  --color-border-light: rgba(22, 22, 26, 0.08);
  --color-border-gold: rgba(245, 184, 75, 0.18);
  --color-border-gold-hover: rgba(245, 184, 75, 0.45);
  --radius-card: 14px;
  --radius-btn: 10px;
  --radius-tag: 999px;
  --radius-icon: 10px;
  --shadow-card: 0 4px 24px rgba(22, 22, 26, 0.08);
  --shadow-card-dark: 0 8px 32px rgba(0, 0, 0, 0.28);
  --shadow-card-hover: 0 10px 36px rgba(22, 22, 26, 0.16);
  --shadow-card-dark-hover: 0 14px 44px rgba(0, 0, 0, 0.38);
  --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-num: 'Inter', 'Roboto Condensed', sans-serif;
  --section-padding-desktop: 104px 0;
  --section-padding-mobile: 60px 0;
  --container-max: 1200px;
  --container-padding: 0 28px;
  --transition-base: all 0.25s ease;
  --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text-dark);
  background-color: var(--color-dark-1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}
a:hover {
  color: var(--color-gold);
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-lime);
  outline-offset: 2px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

button {
  font-family: var(--font-cn);
  cursor: pointer;
  border: none;
  background: none;
  transition: var(--transition-base);
}

input, textarea, select {
  font-family: var(--font-cn);
  font-size: 16px;
  border: none;
  outline: none;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-padding);
  width: 100%;
}

/* ========== Header / Navigation ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 60px;
  display: flex;
  align-items: center;
  background-color: rgba(22, 22, 26, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(245, 184, 75, 0.1);
  transition: var(--transition-smooth);
}
.site-header.scrolled {
  background-color: rgba(22, 22, 26, 0.96);
  border-bottom-color: rgba(245, 184, 75, 0.22);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
  gap: 20px;
}
.brand-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
  z-index: 1002;
}
.brand-logo a {
  color: var(--color-gold);
}
.brand-logo a:hover {
  color: var(--color-lime);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted-light);
  border-radius: var(--radius-tag);
  white-space: nowrap;
  position: relative;
  letter-spacing: 0.3px;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.1);
}
.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background-color: var(--color-gold);
  border-radius: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  z-index: 1002;
}
.header-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark-1);
  background-color: var(--color-gold);
  border-radius: var(--radius-btn);
  letter-spacing: 0.3px;
  white-space: nowrap;
  transition: var(--transition-base);
}
.header-cta-btn:hover {
  background-color: #ffcc6b;
  color: #0f0f12;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 184, 75, 0.35);
}
.header-cta-btn:active {
  transform: translateY(0);
  background-color: var(--color-gold-deep);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-icon);
  background-color: rgba(245, 184, 75, 0.1);
  border: 1px solid rgba(245, 184, 75, 0.2);
  gap: 5px;
  z-index: 1002;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-gold);
  border-radius: 2px;
  transition: var(--transition-smooth);
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== Mobile Menu Overlay ========== */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(22, 22, 26, 0.98);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.mobile-nav-overlay.open {
  display: flex;
  opacity: 1;
  pointer-events: auto;
}
.mobile-nav-overlay a {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-light);
  padding: 10px 24px;
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
}
.mobile-nav-overlay a:hover,
.mobile-nav-overlay a.active {
  color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.08);
}

/* ========== Category Hero Bar ========== */
.category-hero {
  padding: 130px 0 60px;
  background-color: var(--color-dark-2);
  background-image: linear-gradient(160deg, rgba(22, 22, 26, 0.92) 0%, rgba(30, 27, 46, 0.88) 45%, rgba(36, 33, 51, 0.75) 100%), url('/assets/images/869cb2920de66b2c.webp');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid rgba(245, 184, 75, 0.15);
  position: relative;
  overflow: hidden;
}
.category-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold), rgba(245, 184, 75, 0.15), var(--color-lime));
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted-light);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--color-text-muted-light);
  transition: var(--transition-base);
}
.breadcrumb a:hover {
  color: var(--color-gold);
}
.breadcrumb .separator {
  color: rgba(245, 184, 75, 0.5);
}
.breadcrumb .current {
  color: var(--color-gold);
  font-weight: 500;
}
.category-hero-content h1 {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: 1px;
  line-height: 1.3;
  margin-bottom: 16px;
}
.category-hero-content .hero-subtitle {
  font-size: 17px;
  color: var(--color-text-muted-light);
  max-width: 720px;
  line-height: 1.9;
}

/* ========== Section Common ========== */
.section {
  padding: var(--section-padding-desktop);
}
.section-dark {
  background-color: var(--color-dark-1);
  color: var(--color-text-light);
}
.section-light {
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
}
.section-light-2 {
  background-color: var(--color-bg-light-2);
  color: var(--color-text-dark);
}
.section-header {
  margin-bottom: 48px;
}
.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: inherit;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.section-header p {
  font-size: 16px;
  color: var(--color-text-muted-light);
  max-width: 660px;
  line-height: 1.9;
}
.section-light .section-header p {
  color: var(--color-text-muted-dark);
}

/* ========== Featured Stories ========== */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.featured-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
  border: 1px solid var(--color-border-light);
}
.featured-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.featured-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.featured-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.featured-card:hover .featured-card-img img {
  transform: scale(1.06);
}
.featured-card-body {
  padding: 24px 28px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.featured-card-tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-dark-1);
  background-color: var(--color-lime);
  border-radius: var(--radius-tag);
  margin-bottom: 14px;
}
.featured-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 10px;
  line-height: 1.45;
}
.featured-card p {
  font-size: 15px;
  color: var(--color-text-muted-dark);
  line-height: 1.85;
  margin-bottom: 18px;
  flex: 1;
}
.featured-card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--color-text-muted-dark);
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}
.featured-card-meta .meta-date {
  color: var(--color-gold-deep);
  font-weight: 600;
}
.featured-card-meta .meta-tag {
  color: var(--color-text-muted-dark);
}

/* ========== Story Grid List ========== */
.story-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.story-card {
  background: var(--color-dark-3);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card-dark);
  border: 1px solid var(--color-border-gold);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.story-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-dark-hover);
  border-color: var(--color-border-gold-hover);
}
.story-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}
.story-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.story-card:hover .story-card-img img {
  transform: scale(1.05);
}
.story-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(22, 22, 26, 0.45));
}
.story-card-body {
  padding: 20px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.story-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 10px;
  line-height: 1.5;
}
.story-card-desc {
  font-size: 14px;
  color: var(--color-text-muted-light);
  line-height: 1.8;
  margin-bottom: 16px;
  flex: 1;
}
.story-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: var(--color-text-muted-light);
  padding-top: 14px;
  border-top: 1px solid rgba(245, 184, 75, 0.12);
}
.story-card-footer .story-date {
  color: var(--color-gold);
  font-weight: 500;
}
.story-card-footer .story-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 12px;
  color: var(--color-lime);
  background-color: rgba(182, 233, 74, 0.1);
  border-radius: var(--radius-tag);
}
.story-link {
  color: var(--color-gold);
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition-base);
}
.story-link:hover {
  color: var(--color-lime);
  gap: 8px;
}

/* ========== Stats Band ========== */
.stats-band {
  background: linear-gradient(140deg, var(--color-dark-2) 0%, var(--color-dark-3) 55%, #2a2540 100%);
  border-top: 1px solid rgba(245, 184, 75, 0.15);
  border-bottom: 1px solid rgba(245, 184, 75, 0.15);
  padding: 56px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 20px 16px;
  background-color: rgba(22, 22, 26, 0.5);
  border-radius: var(--radius-card);
  border: 1px solid rgba(245, 184, 75, 0.12);
  transition: var(--transition-base);
}
.stat-item:hover {
  border-color: var(--color-border-gold-hover);
  background-color: rgba(22, 22, 26, 0.7);
}
.stat-number {
  font-family: var(--font-num);
  font-size: 42px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  line-height: 1.2;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--color-text-muted-light);
  letter-spacing: 0.3px;
}

/* ========== Tag Cloud ========== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 860px;
  margin: 0 auto;
}
.tag-cloud-item {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-dark);
  background-color: #ffffff;
  border-radius: var(--radius-tag);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-base);
  cursor: default;
}
.tag-cloud-item:hover {
  color: var(--color-dark-1);
  background-color: var(--color-gold);
  border-color: var(--color-gold);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(245, 184, 75, 0.3);
}

/* ========== Timeline ========== */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-gold), rgba(245, 184, 75, 0.15));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding-bottom: 32px;
}
.timeline-item:last-child {
  padding-bottom: 0;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-gold);
  border: 2px solid var(--color-dark-1);
  box-shadow: 0 0 0 3px rgba(245, 184, 75, 0.2);
}
.timeline-date {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-gold);
  margin-bottom: 6px;
}
.timeline-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
}
.faq-item {
  background: #ffffff;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border-light);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition-base);
}
.faq-item:hover {
  border-color: rgba(245, 184, 75, 0.35);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  cursor: pointer;
  gap: 16px;
  user-select: none;
}
.faq-question:hover {
  background-color: rgba(245, 184, 75, 0.04);
}
.faq-question .faq-q-text {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.6;
}
.faq-question .faq-q-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-deep);
  font-size: 20px;
  transition: var(--transition-smooth);
  border-radius: 50%;
  background-color: rgba(245, 184, 75, 0.1);
}
.faq-item.open .faq-q-icon {
  transform: rotate(45deg);
  background-color: rgba(245, 184, 75, 0.2);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), padding 0.3s ease;
  padding: 0 24px;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}
.faq-answer p {
  font-size: 15px;
  color: var(--color-text-muted-dark);
  line-height: 1.85;
  border-left: 3px solid var(--color-gold);
  padding-left: 16px;
}

/* ========== CTA Section ========== */
.cta-section {
  padding: 80px 0;
  background-color: var(--color-dark-2);
  background-image: linear-gradient(160deg, rgba(22, 22, 26, 0.9) 0%, rgba(30, 27, 46, 0.85) 50%, rgba(36, 33, 51, 0.8) 100%), url('/assets/images/3542c813549c7aa2.webp');
  background-size: cover;
  background-position: center;
  text-align: center;
  border-top: 1px solid rgba(245, 184, 75, 0.18);
}
.cta-section h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.cta-section p {
  font-size: 16px;
  color: var(--color-text-muted-light);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.9;
}
.cta-btn-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-dark-1);
  background-color: var(--color-gold);
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
  letter-spacing: 0.3px;
}
.btn-primary:hover {
  background-color: #ffcc6b;
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(245, 184, 75, 0.4);
}
.btn-primary:active {
  transform: translateY(0);
  background-color: var(--color-gold-deep);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-light);
  background-color: transparent;
  border: 1px solid rgba(245, 184, 75, 0.45);
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
  letter-spacing: 0.3px;
}
.btn-secondary:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.08);
  transform: translateY(-3px);
}
.btn-secondary:active {
  transform: translateY(0);
}

/* ========== Footer ========== */
.site-footer {
  background-color: var(--color-dark-1);
  color: var(--color-text-muted-light);
  padding: 64px 0 0;
  border-top: 1px solid rgba(245, 184, 75, 0.12);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.footer-desc {
  font-size: 14px;
  color: var(--color-text-muted-light);
  line-height: 1.85;
  max-width: 280px;
}
.footer-col-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}
.footer-col-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col-links a {
  font-size: 14px;
  color: var(--color-text-muted-light);
  transition: var(--transition-base);
}
.footer-col-links a:hover {
  color: var(--color-gold);
  padding-left: 4px;
}
.footer-subscribe-text {
  font-size: 14px;
  color: var(--color-text-muted-light);
  line-height: 1.7;
  margin-bottom: 14px;
}
.footer-subscribe-row {
  display: flex;
  gap: 10px;
}
.footer-subscribe-input {
  flex: 1;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--color-text-light);
  background-color: rgba(245, 245, 245, 0.06);
  border: 1px solid rgba(245, 184, 75, 0.2);
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
}
.footer-subscribe-input::placeholder {
  color: rgba(245, 242, 234, 0.4);
}
.footer-subscribe-input:focus {
  border-color: var(--color-gold);
  background-color: rgba(245, 245, 245, 0.08);
}
.footer-subscribe-btn {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark-1);
  background-color: var(--color-gold);
  border-radius: var(--radius-btn);
  white-space: nowrap;
  transition: var(--transition-base);
}
.footer-subscribe-btn:hover {
  background-color: #ffcc6b;
  transform: translateY(-2px);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 24px 0;
  border-top: 1px solid rgba(245, 184, 75, 0.08);
  font-size: 13px;
  color: rgba(245, 242, 234, 0.5);
}
.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom-links a {
  color: rgba(245, 242, 234, 0.5);
  transition: var(--transition-base);
}
.footer-bottom-links a:hover {
  color: var(--color-gold);
}

/* ========== Responsive ========== */
@media (max-width: 1199px) {
  .featured-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .main-nav {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .header-cta-btn {
    display: none;
  }
  .header-inner {
    padding: 0 20px;
  }
  .category-hero {
    padding: 110px 0 50px;
  }
  .category-hero-content h1 {
    font-size: 38px;
  }
  .section {
    padding: 72px 0;
  }
  .section-header h2 {
    font-size: 28px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .category-hero {
    padding: 96px 0 40px;
  }
  .category-hero-content h1 {
    font-size: 30px;
  }
  .category-hero-content .hero-subtitle {
    font-size: 15px;
  }
  .story-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .stat-number {
    font-size: 34px;
  }
  .section {
    padding: 56px 0;
  }
  .section-header h2 {
    font-size: 24px;
  }
  .section-header p {
    font-size: 15px;
  }
  .cta-section h2 {
    font-size: 28px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .timeline {
    padding-left: 24px;
  }
  .timeline-item::before {
    left: -21px;
    width: 10px;
    height: 10px;
  }
  .featured-card-body {
    padding: 18px 20px 22px;
  }
  .story-card-body {
    padding: 16px 18px 20px;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }
  .header-inner {
    padding: 0 16px;
  }
  .brand-logo {
    font-size: 18px;
  }
  .category-hero-content h1 {
    font-size: 26px;
  }
  .category-hero-content .hero-subtitle {
    font-size: 14px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .stat-number {
    font-size: 28px;
  }
  .stat-label {
    font-size: 12px;
  }
  .section-header h2 {
    font-size: 22px;
  }
  .cta-section h2 {
    font-size: 24px;
  }
  .btn-primary,
  .btn-secondary {
    padding: 12px 24px;
    font-size: 15px;
    width: 100%;
  }
  .cta-btn-group {
    flex-direction: column;
    width: 100%;
  }
  .tag-cloud-item {
    font-size: 13px;
    padding: 6px 14px;
  }
  .faq-question {
    padding: 14px 18px;
  }
  .faq-question .faq-q-text {
    font-size: 15px;
  }
  .story-card-title {
    font-size: 16px;
  }
}

/* roulang page: category4 */
:root {
            --color-dark-1: #16161A;
            --color-dark-2: #1E1B2E;
            --color-dark-3: #242133;
            --color-gold: #F5B84B;
            --color-gold-deep: #D99A2B;
            --color-lime: #B6E94A;
            --color-cyan: #45E2C5;
            --color-text-light: #F5F2EA;
            --color-text-dark: #1B1B1F;
            --color-text-muted-light: rgba(245, 242, 234, 0.7);
            --color-text-muted-dark: rgba(27, 27, 31, 0.65);
            --color-bg-light: #F0EEE6;
            --color-bg-light-2: #E9E5EE;
            --color-border-light: rgba(22, 22, 26, 0.08);
            --color-border-gold: rgba(245, 184, 75, 0.18);
            --color-border-gold-hover: rgba(245, 184, 75, 0.45);
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-tag: 999px;
            --radius-icon: 10px;
            --shadow-card: 0 4px 24px rgba(22, 22, 26, 0.08);
            --shadow-card-dark: 0 8px 32px rgba(0, 0, 0, 0.28);
            --shadow-card-hover: 0 10px 36px rgba(22, 22, 26, 0.16);
            --shadow-card-dark-hover: 0 14px 44px rgba(0, 0, 0, 0.38);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'Roboto Condensed', sans-serif;
            --section-padding-desktop: 104px 0;
            --section-padding-mobile: 60px 0;
            --container-max: 1200px;
            --container-padding: 0 28px;
            --transition-base: all 0.25s ease;
            --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-dark);
            background-color: var(--color-dark-1);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }

        a:hover {
            color: var(--color-gold);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-lime);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }

        button {
            font-family: var(--font-cn);
            cursor: pointer;
            border: none;
            background: none;
            transition: var(--transition-base);
        }

        input,
        textarea,
        select {
            font-family: var(--font-cn);
            font-size: 16px;
            border: none;
            outline: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: var(--container-padding);
            width: 100%;
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 60px;
            display: flex;
            align-items: center;
            background-color: rgba(22, 22, 26, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 184, 75, 0.1);
            transition: var(--transition-smooth);
        }

        .site-header.scrolled {
            background-color: rgba(22, 22, 26, 0.96);
            border-bottom-color: rgba(245, 184, 75, 0.22);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
            gap: 20px;
        }

        .brand-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .brand-logo a {
            color: var(--color-gold);
        }

        .brand-logo a:hover {
            color: var(--color-lime);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted-light);
            border-radius: var(--radius-tag);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.3px;
        }

        .main-nav a:hover,
        .main-nav a.active {
            color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.1);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .header-cta-btn {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            white-space: nowrap;
            letter-spacing: 0.3px;
            box-shadow: 0 2px 10px rgba(245, 184, 75, 0.25);
        }

        .header-cta-btn:hover {
            background-color: var(--color-lime);
            color: var(--color-dark-1);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(245, 184, 75, 0.35);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border-gold);
            background-color: rgba(245, 238, 226, 0.04);
            padding: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background-color: var(--color-gold);
            border-radius: 2px;
            transition: var(--transition-base);
            transform-origin: center;
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted-light);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }

        .breadcrumb-nav a:hover {
            color: var(--color-gold);
        }

        .breadcrumb-nav .sep {
            color: rgba(245, 184, 75, 0.5);
            font-size: 12px;
        }

        .breadcrumb-nav .current {
            color: var(--color-gold);
        }

        /* ========== Category Banner Header ========== */
        .category-banner {
            position: relative;
            padding: 140px 0 80px;
            background-color: var(--color-dark-2);
            background-image:
                radial-gradient(ellipse at 80% 10%, rgba(245, 184, 75, 0.08) 0%, transparent 55%),
                radial-gradient(ellipse at 10% 80%, rgba(69, 226, 197, 0.05) 0%, transparent 45%),
                url('/assets/images/6402c9035ef2e5cc.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 1px solid var(--color-border-gold);
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(22, 22, 26, 0.88) 0%, rgba(30, 27, 46, 0.82) 60%, rgba(22, 22, 26, 0.92) 100%);
            pointer-events: none;
        }

        .category-banner .container {
            position: relative;
            z-index: 2;
        }

        .category-banner-inner {
            max-width: 720px;
        }

        .category-banner h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 1px;
            line-height: 1.3;
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .category-banner h1::after {
            content: '';
            display: block;
            width: 56px;
            height: 3px;
            background-color: var(--color-gold);
            border-radius: 3px;
            margin-top: 12px;
        }

        .category-banner .lead {
            font-size: 18px;
            line-height: 1.9;
            color: var(--color-text-muted-light);
            max-width: 620px;
            margin-top: 12px;
        }

        .category-banner .banner-meta {
            display: flex;
            gap: 20px;
            margin-top: 20px;
            font-size: 13px;
            color: var(--color-text-muted-light);
            flex-wrap: wrap;
        }

        .category-banner .banner-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .category-banner .banner-meta .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-gold);
            flex-shrink: 0;
        }

        /* ========== Section Common ========== */
        section {
            padding: var(--section-padding-desktop);
        }

        .section-dark {
            background-color: var(--color-dark-1);
        }

        .section-dark-2 {
            background-color: var(--color-dark-2);
        }

        .section-light {
            background-color: var(--color-bg-light);
        }

        .section-light-2 {
            background-color: var(--color-bg-light-2);
        }

        .section-header {
            margin-bottom: 40px;
            max-width: 760px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            letter-spacing: 0.6px;
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .section-header p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--color-text-muted-dark);
        }

        .section-dark .section-header h2,
        .section-dark-2 .section-header h2 {
            color: var(--color-text-light);
        }

        .section-dark .section-header p,
        .section-dark-2 .section-header p {
            color: var(--color-text-muted-light);
        }

        .section-light .section-header h2,
        .section-light-2 .section-header h2 {
            color: var(--color-text-dark);
        }

        .section-light .section-header p,
        .section-light-2 .section-header p {
            color: var(--color-text-muted-dark);
        }

        .section-header .eyebrow {
            display: inline-block;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-tag);
            letter-spacing: 0.4px;
            margin-bottom: 12px;
        }

        .section-light .section-header .eyebrow,
        .section-light-2 .section-header .eyebrow {
            color: var(--color-dark-1);
        }

        /* ========== Featured Content ========== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .featured-card {
            background-color: var(--color-dark-2);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card-dark);
        }

        .featured-card:hover {
            transform: translateY(-4px);
            border-color: var(--color-border-gold-hover);
            box-shadow: var(--shadow-card-dark-hover);
        }

        .featured-card .card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            flex-shrink: 0;
        }

        .featured-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .featured-card:hover .card-image img {
            transform: scale(1.04);
        }

        .featured-card .card-tag-top {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-tag);
            letter-spacing: 0.3px;
            z-index: 2;
        }

        .featured-card .card-body {
            padding: 24px 26px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 13px;
            color: var(--color-text-muted-light);
        }

        .featured-card .card-meta .date {
            color: var(--color-gold);
            font-weight: 500;
        }

        .featured-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-light);
            line-height: 1.5;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .featured-card p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--color-text-muted-light);
            margin-bottom: 18px;
            flex: 1;
        }

        .featured-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-gold);
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }

        .featured-card .card-link:hover {
            color: var(--color-lime);
            gap: 10px;
        }

        /* ========== Article List Grid ========== */
        .article-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .article-card {
            background-color: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(245, 184, 75, 0.35);
        }

        .article-card .card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
            flex-shrink: 0;
            background-color: #e8e5dd;
        }

        .article-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .article-card:hover .card-image img {
            transform: scale(1.04);
        }

        .article-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 3px 12px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-tag);
            z-index: 1;
        }

        .article-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
            font-size: 13px;
            color: var(--color-text-muted-dark);
        }

        .article-card .card-meta .date {
            color: var(--color-gold-deep);
            font-weight: 500;
        }

        .article-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text-dark);
            line-height: 1.55;
            margin-bottom: 8px;
            letter-spacing: 0.2px;
        }

        .article-card p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-muted-dark);
            margin-bottom: 14px;
            flex: 1;
        }

        .article-card .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-gold-deep);
            align-self: flex-start;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition-base);
        }

        .article-card .card-link:hover {
            color: var(--color-dark-1);
            gap: 8px;
        }

        .view-more-row {
            margin-top: 32px;
            text-align: center;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-gold);
            border: 2px solid var(--color-gold);
            border-radius: var(--radius-btn);
            background-color: transparent;
            transition: var(--transition-base);
            letter-spacing: 0.3px;
        }

        .btn-outline:hover {
            background-color: var(--color-gold);
            color: var(--color-dark-1);
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(245, 184, 75, 0.3);
        }

        .btn-outline:active {
            transform: translateY(0);
            background-color: var(--color-gold-deep);
        }

        /* ========== Tag Cloud ========== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-light);
            background-color: rgba(245, 184, 75, 0.08);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-tag);
            transition: var(--transition-base);
            cursor: pointer;
            letter-spacing: 0.2px;
        }

        .tag-cloud .tag-pill:hover {
            background-color: rgba(245, 184, 75, 0.22);
            border-color: var(--color-border-gold-hover);
            color: var(--color-gold);
            transform: translateY(-2px);
        }

        /* ========== Stats Strip ========== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-block {
            background-color: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            transition: var(--transition-base);
        }

        .stat-block:hover {
            border-color: var(--color-border-gold-hover);
            background-color: rgba(245, 184, 75, 0.05);
            transform: translateY(-3px);
        }

        .stat-block .stat-number {
            font-family: var(--font-num);
            font-size: 38px;
            font-weight: 700;
            color: var(--color-gold);
            line-height: 1.2;
            letter-spacing: 1px;
        }

        .stat-block .stat-label {
            font-size: 14px;
            color: var(--color-text-muted-light);
            margin-top: 6px;
            letter-spacing: 0.3px;
        }

        /* ========== Timeline ========== */
        .timeline {
            position: relative;
            padding-left: 32px;
            max-width: 720px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            background: linear-gradient(180deg, var(--color-gold), rgba(245, 184, 75, 0.15));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding: 0 0 32px 28px;
            transition: var(--transition-base);
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 8px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background-color: var(--color-dark-1);
            border: 3px solid var(--color-gold);
            transition: var(--transition-base);
        }

        .timeline-item:hover::before {
            background-color: var(--color-gold);
            box-shadow: 0 0 16px rgba(245, 184, 75, 0.5);
        }

        .timeline-item .tl-date {
            font-family: var(--font-num);
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .timeline-item .tl-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text-light);
            line-height: 1.5;
            margin-bottom: 4px;
        }

        .timeline-item .tl-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-muted-light);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background-color: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .faq-item.active {
            border-left: 3px solid var(--color-gold-deep);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-dark);
            text-align: left;
            background: none;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
        }

        .faq-question:hover {
            color: var(--color-gold-deep);
        }

        .faq-question .faq-qnum {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: rgba(245, 184, 75, 0.15);
            color: var(--color-gold-deep);
            border-radius: var(--radius-icon);
            font-size: 14px;
            font-weight: 700;
        }

        .faq-question .faq-arrow {
            margin-left: auto;
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            position: relative;
            transition: var(--transition-base);
        }

        .faq-question .faq-arrow::before,
        .faq-question .faq-arrow::after {
            content: '';
            position: absolute;
            background-color: var(--color-gold-deep);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .faq-question .faq-arrow::before {
            top: 9px;
            left: 2px;
            width: 16px;
            height: 2px;
        }

        .faq-question .faq-arrow::after {
            top: 2px;
            left: 9px;
            width: 2px;
            height: 16px;
        }

        .faq-item.active .faq-question .faq-arrow::after {
            transform: scaleY(0);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 22px 0 68px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px 68px;
        }

        .faq-answer p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text-muted-dark);
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background-color: var(--color-dark-2);
            position: relative;
            overflow: hidden;
            border-top: 1px solid var(--color-border-gold);
            border-bottom: 1px solid var(--color-border-gold);
            text-align: center;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 50% 0%, rgba(245, 184, 75, 0.1) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 100%, rgba(69, 226, 197, 0.04) 0%, transparent 50%);
            pointer-events: none;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--color-text-light);
            letter-spacing: 0.6px;
            line-height: 1.4;
            margin-bottom: 14px;
        }

        .cta-section p {
            font-size: 17px;
            line-height: 1.9;
            color: var(--color-text-muted-light);
            max-width: 560px;
            margin: 0 auto 28px;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 700;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            letter-spacing: 0.4px;
            transition: var(--transition-base);
            box-shadow: 0 4px 16px rgba(245, 184, 75, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 184, 75, 0.45);
        }

        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--color-gold-deep);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-light);
            background-color: transparent;
            border: 2px solid rgba(245, 184, 75, 0.5);
            border-radius: var(--radius-btn);
            letter-spacing: 0.4px;
            transition: var(--transition-base);
        }

        .btn-secondary:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
            border-color: var(--color-gold-deep);
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-dark-1);
            border-top: 1px solid var(--color-border-gold);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(245, 184, 75, 0.1);
        }

        .footer-brand-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 12px;
            letter-spacing: 0.6px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-text-muted-light);
            max-width: 280px;
        }

        .footer-col-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-light);
            margin-bottom: 16px;
            letter-spacing: 0.4px;
        }

        .footer-col-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col-links a {
            font-size: 14px;
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }

        .footer-col-links a:hover {
            color: var(--color-gold);
            padding-left: 4px;
        }

        .footer-subscribe-text {
            font-size: 14px;
            color: var(--color-text-muted-light);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .footer-subscribe-row {
            display: flex;
            gap: 8px;
        }

        .footer-subscribe-input {
            flex: 1;
            padding: 10px 14px;
            font-size: 14px;
            color: var(--color-text-light);
            background-color: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(245, 184, 75, 0.2);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
        }

        .footer-subscribe-input::placeholder {
            color: rgba(245, 242, 234, 0.4);
        }

        .footer-subscribe-input:focus {
            border-color: var(--color-gold);
            background-color: rgba(245, 184, 75, 0.06);
        }

        .footer-subscribe-btn {
            padding: 10px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-dark-1);
            background-color: var(--color-gold);
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .footer-subscribe-btn:hover {
            background-color: var(--color-lime);
            transform: translateY(-2px);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            padding: 24px 0 28px;
            font-size: 13px;
            color: var(--color-text-muted-light);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom-links a {
            color: var(--color-text-muted-light);
            transition: var(--transition-base);
        }

        .footer-bottom-links a:hover {
            color: var(--color-gold);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }

            .main-nav a {
                padding: 8px 10px;
                font-size: 13px;
            }

            .header-cta-btn {
                padding: 8px 14px;
                font-size: 13px;
            }

            .featured-grid {
                grid-template-columns: 1fr;
            }

            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 0 16px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background-color: rgba(22, 22, 26, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: stretch;
                padding: 24px 28px;
                gap: 4px;
                transform: translateY(-120%);
                transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
                z-index: 999;
                border-bottom: 1px solid var(--color-border-gold);
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .main-nav a {
                padding: 14px 16px;
                font-size: 18px;
                font-weight: 600;
                text-align: left;
                border-radius: var(--radius-btn);
            }

            .main-nav a.active::after {
                left: 16px;
                right: auto;
                width: 40px;
                bottom: 6px;
                height: 3px;
            }

            .header-cta-btn {
                display: none;
            }

            .category-banner {
                padding: 112px 0 56px;
            }

            .category-banner h1 {
                font-size: 30px;
            }

            .category-banner .lead {
                font-size: 16px;
            }

            section {
                padding: var(--section-padding-mobile);
            }

            .section-header h2 {
                font-size: 26px;
            }

            .article-grid {
                grid-template-columns: 1fr;
            }

            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .stat-block .stat-number {
                font-size: 30px;
            }

            .cta-section h2 {
                font-size: 26px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-bottom-links {
                gap: 10px;
            }

            .timeline {
                padding-left: 24px;
            }

            .timeline-item {
                padding-left: 20px;
            }

            .timeline-item::before {
                left: -22px;
                width: 12px;
                height: 12px;
            }

            .faq-answer {
                padding: 0 16px 0 48px;
            }

            .faq-item.active .faq-answer {
                padding: 0 16px 18px 48px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .brand-logo {
                font-size: 19px;
            }

            .category-banner h1 {
                font-size: 26px;
            }

            .category-banner .banner-meta {
                gap: 10px;
                font-size: 12px;
            }

            .featured-card h3 {
                font-size: 19px;
            }

            .featured-card .card-body {
                padding: 18px 18px 22px;
            }

            .article-card .card-body {
                padding: 16px 16px 20px;
            }

            .stats-strip {
                grid-template-columns: 1fr;
            }

            .section-header h2 {
                font-size: 23px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }

            .btn-primary,
            .btn-secondary {
                justify-content: center;
            }

            .faq-answer {
                padding: 0 14px 0 32px;
            }

            .faq-item.active .faq-answer {
                padding: 0 14px 16px 32px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }

            .faq-question .faq-qnum {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
        }

/* roulang page: category5 */
:root {
  --color-dark-1: #16161A;
  --color-dark-2: #1E1B2E;
  --color-dark-3: #242133;
  --color-gold: #F5B84B;
  --color-gold-deep: #D99A2B;
  --color-lime: #B6E94A;
  --color-cyan: #45E2C5;
  --color-text-light: #F5F2EA;
  --color-text-dark: #1B1B1F;
  --color-text-muted-light: rgba(245, 242, 234, 0.7);
  --color-text-muted-dark: rgba(27, 27, 31, 0.65);
  --color-bg-light: #F0EEE6;
  --color-bg-light-2: #E9E5EE;
  --color-border-light: rgba(22, 22, 26, 0.08);
  --color-border-gold: rgba(245, 184, 75, 0.18);
  --color-border-gold-hover: rgba(245, 184, 75, 0.45);
  --radius-card: 14px;
  --radius-btn: 10px;
  --radius-tag: 999px;
  --radius-icon: 10px;
  --shadow-card: 0 4px 24px rgba(22, 22, 26, 0.08);
  --shadow-card-dark: 0 8px 32px rgba(0, 0, 0, 0.28);
  --shadow-card-hover: 0 10px 36px rgba(22, 22, 26, 0.16);
  --shadow-card-dark-hover: 0 14px 44px rgba(0, 0, 0, 0.38);
  --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-num: 'Inter', 'Roboto Condensed', sans-serif;
  --section-padding-desktop: 96px 0;
  --section-padding-mobile: 56px 0;
  --container-max: 1200px;
  --container-padding: 0 28px;
  --transition-base: all 0.25s ease;
  --transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text-dark);
  background-color: var(--color-dark-1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  margin: 0;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}
a:hover {
  color: var(--color-gold);
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-lime);
  outline-offset: 2px;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}
button {
  font-family: var(--font-cn);
  cursor: pointer;
  border: none;
  background: none;
  transition: var(--transition-base);
}
input, textarea, select {
  font-family: var(--font-cn);
  font-size: 16px;
  border: none;
  outline: none;
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-padding);
  width: 100%;
}
/* Header / Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 60px;
  display: flex;
  align-items: center;
  background-color: rgba(22, 22, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(245, 184, 75, 0.1);
  transition: var(--transition-smooth);
}
.site-header.scrolled {
  background-color: rgba(22, 22, 26, 0.96);
  border-bottom-color: rgba(245, 184, 75, 0.22);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
  gap: 20px;
}
.brand-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}
.brand-logo a {
  color: var(--color-gold);
}
.brand-logo a:hover {
  color: var(--color-lime);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted-light);
  border-radius: var(--radius-tag);
  white-space: nowrap;
  position: relative;
  letter-spacing: 0.3px;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.1);
}
.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background-color: var(--color-gold);
  border-radius: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.header-cta {
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-dark);
  background-color: var(--color-gold);
  border-radius: var(--radius-btn);
  white-space: nowrap;
  letter-spacing: 0.3px;
}
.header-cta:hover {
  background-color: var(--color-lime);
  color: var(--color-text-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(245, 184, 75, 0.35);
}
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-gold);
  border-radius: 2px;
  transition: var(--transition-base);
}
/* Breadcrumb */
.breadcrumb-section {
  padding-top: 100px;
  padding-bottom: 0;
  background-color: var(--color-dark-1);
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted-light);
  flex-wrap: wrap;
}
.breadcrumb-nav a {
  color: var(--color-text-muted-light);
}
.breadcrumb-nav a:hover {
  color: var(--color-gold);
}
.breadcrumb-nav .crumb-sep {
  color: rgba(245, 184, 75, 0.5);
}
.breadcrumb-nav .crumb-current {
  color: var(--color-gold);
}
/* Category Header */
.category-header {
  background-color: var(--color-dark-1);
  background-image: linear-gradient(135deg, rgba(30, 27, 46, 0.95) 0%, rgba(22, 22, 26, 0.98) 55%, rgba(36, 33, 51, 0.92) 100%);
  padding: 48px 0 56px;
  border-bottom: 1px solid rgba(245, 184, 75, 0.12);
  position: relative;
  overflow: hidden;
}
.category-header::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -60px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 184, 75, 0.18) 0%, transparent 70%);
  pointer-events: none;
}
.category-header::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: 20%;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(69, 226, 197, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.category-header .container {
  position: relative;
  z-index: 1;
}
.category-header-content {
  max-width: 720px;
}
.category-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-lime);
  background-color: rgba(182, 233, 74, 0.12);
  border: 1px solid rgba(182, 233, 74, 0.25);
  border-radius: var(--radius-tag);
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.category-header h1 {
  font-size: 38px;
  font-weight: 700;
  color: var(--color-text-light);
  margin: 0 0 16px;
  letter-spacing: 0.5px;
  line-height: 1.35;
}
.category-header .category-desc {
  font-size: 16px;
  color: var(--color-text-muted-light);
  line-height: 1.85;
  margin: 0;
}
/* Section common */
.section {
  padding: var(--section-padding-desktop);
}
.section-alt {
  background-color: var(--color-bg-light);
}
.section-dark {
  background-color: var(--color-dark-1);
}
.section-dark-2 {
  background-color: var(--color-dark-2);
}
.section-header {
  margin-bottom: 40px;
}
.section-header h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-text-dark);
  margin: 0 0 12px;
  letter-spacing: 0.3px;
  line-height: 1.4;
}
.section-dark .section-header h2,
.section-dark-2 .section-header h2 {
  color: var(--color-text-light);
}
.section-header p {
  font-size: 15px;
  color: var(--color-text-muted-dark);
  margin: 0;
  line-height: 1.8;
}
.section-dark .section-header p,
.section-dark-2 .section-header p {
  color: var(--color-text-muted-light);
}
/* Featured Topic Cards */
.featured-topics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.featured-topic-card {
  background-color: #fff;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}
.featured-topic-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}
.featured-topic-cover {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.featured-topic-cover img {
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
}
.featured-topic-card:hover .featured-topic-cover img {
  transform: scale(1.04);
}
.featured-topic-body {
  padding: 24px 26px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.featured-topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.tag-badge {
  display: inline-flex;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gold-deep);
  background-color: rgba(245, 184, 75, 0.12);
  border-radius: var(--radius-tag);
  letter-spacing: 0.5px;
}
.tag-badge.lime {
  color: #4a7a10;
  background-color: rgba(182, 233, 74, 0.2);
}
.tag-badge.cyan {
  color: #0f7b6d;
  background-color: rgba(69, 226, 197, 0.15);
}
.featured-topic-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-dark);
  margin: 0 0 10px;
  line-height: 1.45;
}
.featured-topic-body p {
  font-size: 14px;
  color: var(--color-text-muted-dark);
  margin: 0 0 16px;
  line-height: 1.75;
  flex: 1;
}
.featured-topic-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--color-text-muted-dark);
}
.featured-topic-meta .meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--color-gold);
}
/* Topic Grid List */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.topic-list-card {
  display: flex;
  gap: 18px;
  background-color: #fff;
  border-radius: var(--radius-card);
  padding: 18px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  transition: var(--transition-smooth);
}
.topic-list-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
  border-color: rgba(245, 184, 75, 0.3);
}
.topic-list-thumb {
  width: 120px;
  height: 90px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}
.topic-list-thumb img {
  width: 100%;
  height: 100%;
  transition: transform 0.4s ease;
}
.topic-list-card:hover .topic-list-thumb img {
  transform: scale(1.05);
}
.topic-list-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.topic-list-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-dark);
  margin: 0 0 6px;
  line-height: 1.45;
}
.topic-list-content p {
  font-size: 13px;
  color: var(--color-text-muted-dark);
  margin: 0 0 10px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.topic-list-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--color-text-muted-dark);
  margin-top: auto;
}
.topic-list-footer .tag-mini {
  padding: 2px 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-gold-deep);
  background-color: rgba(245, 184, 75, 0.1);
  border-radius: var(--radius-tag);
}
/* Tag Cloud */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.tag-cloud-item {
  display: inline-flex;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-light);
  background-color: rgba(245, 184, 75, 0.08);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-tag);
  transition: var(--transition-base);
  cursor: pointer;
  letter-spacing: 0.3px;
}
.tag-cloud-item:hover {
  background-color: rgba(245, 184, 75, 0.2);
  border-color: var(--color-border-gold-hover);
  color: var(--color-gold);
  transform: translateY(-2px);
}
/* Stats Band */
.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 28px 20px;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(245, 184, 75, 0.12);
  border-radius: var(--radius-card);
  transition: var(--transition-base);
}
.stat-item:hover {
  background-color: rgba(245, 184, 75, 0.08);
  border-color: var(--color-border-gold-hover);
}
.stat-number {
  font-family: var(--font-num);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.2;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 14px;
  color: var(--color-text-muted-light);
  font-weight: 500;
}
/* Recent Updates Timeline */
.timeline {
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, rgba(245, 184, 75, 0.5), rgba(245, 184, 75, 0.08));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding-bottom: 24px;
}
.timeline-item:last-child {
  padding-bottom: 0;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -28px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-gold);
  box-shadow: 0 0 0 4px rgba(245, 184, 75, 0.15);
}
.timeline-date {
  font-size: 13px;
  color: var(--color-text-muted-dark);
  font-weight: 500;
  margin-bottom: 4px;
}
.timeline-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.5;
}
.timeline-title a:hover {
  color: var(--color-gold-deep);
}
/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  background-color: #fff;
  border-radius: var(--radius-card);
  margin-bottom: 12px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  transition: var(--transition-base);
}
.faq-item.active {
  border-left: 3px solid var(--color-gold);
}
.faq-question {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-dark);
  line-height: 1.5;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
}
.faq-q-icon {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 14px;
  color: var(--color-gold-deep);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(245, 184, 75, 0.12);
  border-radius: var(--radius-icon);
  flex-shrink: 0;
}
.faq-question .faq-arrow {
  margin-left: auto;
  font-size: 18px;
  color: var(--color-text-muted-dark);
  transition: var(--transition-base);
  flex-shrink: 0;
}
.faq-item.active .faq-question .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-gold-deep);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 22px;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 22px 18px;
}
.faq-answer-inner {
  font-size: 14px;
  color: var(--color-text-muted-dark);
  line-height: 1.85;
  padding-left: 42px;
}
/* CTA Section */
.cta-section {
  background-color: var(--color-dark-1);
  background-image: linear-gradient(135deg, rgba(30, 27, 46, 0.9) 0%, rgba(22, 22, 26, 0.95) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(245, 184, 75, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}
.cta-content h2 {
  font-size: 34px;
  font-weight: 700;
  color: var(--color-text-light);
  margin: 0 0 16px;
  line-height: 1.4;
}
.cta-content p {
  font-size: 16px;
  color: var(--color-text-muted-light);
  margin: 0 0 28px;
  line-height: 1.8;
}
.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-dark);
  background-color: var(--color-gold);
  border-radius: var(--radius-btn);
  letter-spacing: 0.3px;
  transition: var(--transition-base);
}
.btn-primary:hover {
  background-color: var(--color-lime);
  color: var(--color-text-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 184, 75, 0.35);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-light);
  background-color: transparent;
  border: 1px solid rgba(245, 184, 75, 0.45);
  border-radius: var(--radius-btn);
  letter-spacing: 0.3px;
  transition: var(--transition-base);
}
.btn-secondary:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
  background-color: rgba(245, 184, 75, 0.08);
  transform: translateY(-2px);
}
/* Footer */
.site-footer {
  background-color: var(--color-dark-1);
  border-top: 1px solid rgba(245, 184, 75, 0.12);
  padding: 56px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand-text {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.footer-desc {
  font-size: 14px;
  color: var(--color-text-muted-light);
  line-height: 1.75;
  margin: 0;
  max-width: 320px;
}
.footer-col-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}
.footer-col-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col-links a {
  font-size: 14px;
  color: var(--color-text-muted-light);
  transition: var(--transition-base);
}
.footer-col-links a:hover {
  color: var(--color-gold);
  padding-left: 4px;
}
.footer-subscribe-text {
  font-size: 13px;
  color: var(--color-text-muted-light);
  margin: 0 0 12px;
  line-height: 1.7;
}
.footer-subscribe-row {
  display: flex;
  gap: 10px;
}
.footer-subscribe-input {
  flex: 1;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(245, 184, 75, 0.2);
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
  min-width: 0;
}
.footer-subscribe-input::placeholder {
  color: rgba(245, 242, 234, 0.4);
}
.footer-subscribe-input:focus {
  border-color: var(--color-gold);
  background-color: rgba(255, 255, 255, 0.08);
}
.footer-subscribe-btn {
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-dark);
  background-color: var(--color-gold);
  border-radius: var(--radius-btn);
  white-space: nowrap;
  letter-spacing: 0.3px;
}
.footer-subscribe-btn:hover {
  background-color: var(--color-lime);
  transform: translateY(-2px);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 20px 0;
  border-top: 1px solid rgba(245, 184, 75, 0.08);
  font-size: 12px;
  color: rgba(245, 242, 234, 0.5);
}
.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom-links a {
  color: rgba(245, 242, 234, 0.5);
  font-size: 12px;
}
.footer-bottom-links a:hover {
  color: var(--color-gold);
}
.footer-bottom-links span {
  white-space: nowrap;
}
/* Responsive */
@media (max-width: 1024px) {
  .featured-topics {
    grid-template-columns: 1fr;
  }
  .topic-grid {
    grid-template-columns: 1fr;
  }
  .stats-band {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  .category-header h1 {
    font-size: 32px;
  }
  .section {
    padding: 72px 0;
  }
}
@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
  }
  .main-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: rgba(22, 22, 26, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 20px 28px;
    gap: 6px;
    align-items: stretch;
    justify-content: flex-start;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border-bottom: 1px solid rgba(245, 184, 75, 0.12);
  }
  .main-nav.open {
    max-height: 420px;
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a {
    padding: 14px 18px;
    font-size: 16px;
    border-radius: 8px;
  }
  .main-nav a.active::after {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .header-cta {
    display: none;
  }
  .category-header {
    padding: 32px 0 40px;
  }
  .category-header h1 {
    font-size: 26px;
  }
  .category-header .category-desc {
    font-size: 14px;
  }
  .featured-topic-cover {
    height: 170px;
  }
  .featured-topic-body {
    padding: 18px 20px 22px;
  }
  .featured-topic-body h3 {
    font-size: 17px;
  }
  .topic-list-card {
    flex-direction: column;
    padding: 14px;
  }
  .topic-list-thumb {
    width: 100%;
    height: 140px;
  }
  .topic-list-content h3 {
    font-size: 15px;
  }
  .stats-band {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .stat-number {
    font-size: 28px;
  }
  .stat-label {
    font-size: 12px;
  }
  .cta-content h2 {
    font-size: 26px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .footer-bottom-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .section {
    padding: 56px 0;
  }
  .section-header h2 {
    font-size: 24px;
  }
  .breadcrumb-section {
    padding-top: 80px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .category-header h1 {
    font-size: 22px;
  }
  .featured-topic-cover {
    height: 140px;
  }
  .topic-list-thumb {
    height: 110px;
  }
  .stats-band {
    grid-template-columns: 1fr;
  }
  .tag-cloud-item {
    padding: 6px 14px;
    font-size: 12px;
  }
  .faq-question {
    padding: 14px 16px;
    font-size: 14px;
  }
  .faq-answer-inner {
    padding-left: 0;
    font-size: 13px;
  }
  .btn-primary,
  .btn-secondary {
    padding: 12px 22px;
    font-size: 14px;
  }
  .timeline {
    padding-left: 24px;
  }
  .timeline-item::before {
    left: -20px;
    width: 8px;
    height: 8px;
  }
  .timeline::before {
    left: 4px;
  }
}